| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=cmov | FileCheck %s --check-prefixes=X86,X86-NOSSE |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse | FileCheck %s --check-prefixes=X86,X86-SSE1 |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefixes=X86,X86-SSE2 |
| ; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefixes=X86,X86-SSE41 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefixes=X64,X64-SSE,X64-SSE2 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=sse4.1 | FileCheck %s --check-prefixes=X64,X64-SSE,X64-SSE41 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx | FileCheck %s --check-prefixes=X64,X64-AVX,X64-AVX1 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx2 | FileCheck %s --check-prefixes=X64,X64-AVX,X64-AVX2 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512bw,+prefer-256-bit | FileCheck %s --check-prefixes=X64,X64-AVX,X64-AVX2 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512bw,-prefer-256-bit | FileCheck %s --check-prefixes=X64,X64-AVX,X64-AVX512,X64-AVX512BW |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512f,+prefer-256-bit,-prefer-mask-registers | FileCheck %s --check-prefixes=X64,X64-AVX,X64-AVX2 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512f,-prefer-256-bit,-prefer-mask-registers | FileCheck %s --check-prefixes=X64,X64-AVX,X64-AVX512,X64-AVX512F |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512f,+prefer-256-bit,+prefer-mask-registers | FileCheck %s --check-prefixes=X64,X64-MIC-AVX,X64-MIC-AVX2 |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx512f,-prefer-256-bit,+prefer-mask-registers | FileCheck %s --check-prefixes=X64,X64-MIC-AVX,X64-MIC-AVX512F |
| |
| ; This tests codegen time inlining/optimization of memcmp |
| ; rdar://6480398 |
| |
| @.str = private constant [513 x i8] c"01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901\00", align 1 |
| |
| declare dso_local i32 @memcmp(i8*, i8*, i64) |
| |
| define i32 @length0(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length0: |
| ; X86: # %bb.0: |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length0: |
| ; X64: # %bb.0: |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 0) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length0_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length0_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movb $1, %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length0_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movb $1, %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 0) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length0_lt(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length0_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length0_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 0) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length2(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length2: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %ecx |
| ; X86-NEXT: movzwl (%eax), %edx |
| ; X86-NEXT: rolw $8, %cx |
| ; X86-NEXT: rolw $8, %dx |
| ; X86-NEXT: movzwl %cx, %eax |
| ; X86-NEXT: movzwl %dx, %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length2: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: movzwl (%rsi), %ecx |
| ; X64-NEXT: rolw $8, %ax |
| ; X64-NEXT: rolw $8, %cx |
| ; X64-NEXT: movzwl %ax, %eax |
| ; X64-NEXT: movzwl %cx, %ecx |
| ; X64-NEXT: subl %ecx, %eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind |
| ret i32 %m |
| } |
| |
| define i32 @length2_const(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length2_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movzwl (%eax), %eax |
| ; X86-NEXT: rolw $8, %ax |
| ; X86-NEXT: movzwl %ax, %eax |
| ; X86-NEXT: addl $-12594, %eax # imm = 0xCECE |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length2_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: rolw $8, %ax |
| ; X64-NEXT: movzwl %ax, %eax |
| ; X64-NEXT: addl $-12594, %eax # imm = 0xCECE |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 1), i64 2) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length2_gt_const(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length2_gt_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movzwl (%eax), %eax |
| ; X86-NEXT: rolw $8, %ax |
| ; X86-NEXT: movzwl %ax, %eax |
| ; X86-NEXT: addl $-12594, %eax # imm = 0xCECE |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length2_gt_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: rolw $8, %ax |
| ; X64-NEXT: movzwl %ax, %eax |
| ; X64-NEXT: addl $-12594, %eax # imm = 0xCECE |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 1), i64 2) nounwind |
| %c = icmp sgt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length2_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %ecx |
| ; X86-NEXT: cmpw (%eax), %cx |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length2_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: cmpw (%rsi), %ax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_lt(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length2_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %ecx |
| ; X86-NEXT: movzwl (%eax), %edx |
| ; X86-NEXT: rolw $8, %cx |
| ; X86-NEXT: rolw $8, %dx |
| ; X86-NEXT: movzwl %cx, %eax |
| ; X86-NEXT: movzwl %dx, %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length2_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: movzwl (%rsi), %ecx |
| ; X64-NEXT: rolw $8, %ax |
| ; X64-NEXT: rolw $8, %cx |
| ; X64-NEXT: movzwl %ax, %eax |
| ; X64-NEXT: movzwl %cx, %ecx |
| ; X64-NEXT: subl %ecx, %eax |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_gt(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length2_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %ecx |
| ; X86-NEXT: movzwl (%eax), %eax |
| ; X86-NEXT: rolw $8, %cx |
| ; X86-NEXT: rolw $8, %ax |
| ; X86-NEXT: movzwl %cx, %ecx |
| ; X86-NEXT: movzwl %ax, %eax |
| ; X86-NEXT: subl %eax, %ecx |
| ; X86-NEXT: testl %ecx, %ecx |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length2_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: movzwl (%rsi), %ecx |
| ; X64-NEXT: rolw $8, %ax |
| ; X64-NEXT: rolw $8, %cx |
| ; X64-NEXT: movzwl %ax, %eax |
| ; X64-NEXT: movzwl %cx, %ecx |
| ; X64-NEXT: subl %ecx, %eax |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind |
| %c = icmp sgt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length2_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movzwl (%eax), %eax |
| ; X86-NEXT: cmpl $12849, %eax # imm = 0x3231 |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length2_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: cmpl $12849, %eax # imm = 0x3231 |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 1), i64 2) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length2_eq_nobuiltin_attr(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length2_eq_nobuiltin_attr: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $2 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length2_eq_nobuiltin_attr: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $2, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 2) nounwind nobuiltin |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length3(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length3: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movzwl (%eax), %edx |
| ; X86-NEXT: movzwl (%ecx), %esi |
| ; X86-NEXT: rolw $8, %dx |
| ; X86-NEXT: rolw $8, %si |
| ; X86-NEXT: cmpw %si, %dx |
| ; X86-NEXT: jne .LBB11_3 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movzbl 2(%eax), %eax |
| ; X86-NEXT: movzbl 2(%ecx), %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; X86-NEXT: .LBB11_3: # %res_block |
| ; X86-NEXT: setae %al |
| ; X86-NEXT: movzbl %al, %eax |
| ; X86-NEXT: leal -1(%eax,%eax), %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length3: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: movzwl (%rsi), %ecx |
| ; X64-NEXT: rolw $8, %ax |
| ; X64-NEXT: rolw $8, %cx |
| ; X64-NEXT: cmpw %cx, %ax |
| ; X64-NEXT: jne .LBB11_3 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movzbl 2(%rdi), %eax |
| ; X64-NEXT: movzbl 2(%rsi), %ecx |
| ; X64-NEXT: subl %ecx, %eax |
| ; X64-NEXT: retq |
| ; X64-NEXT: .LBB11_3: # %res_block |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: movzbl %al, %eax |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 3) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length3_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length3_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movzwl (%ecx), %edx |
| ; X86-NEXT: xorw (%eax), %dx |
| ; X86-NEXT: movb 2(%ecx), %cl |
| ; X86-NEXT: xorb 2(%eax), %cl |
| ; X86-NEXT: movzbl %cl, %eax |
| ; X86-NEXT: orw %dx, %ax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length3_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movzwl (%rdi), %eax |
| ; X64-NEXT: xorw (%rsi), %ax |
| ; X64-NEXT: movb 2(%rdi), %cl |
| ; X64-NEXT: xorb 2(%rsi), %cl |
| ; X64-NEXT: movzbl %cl, %ecx |
| ; X64-NEXT: orw %ax, %cx |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 3) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length4(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length4: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: seta %al |
| ; X86-NEXT: sbbl $0, %eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length4: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %ecx |
| ; X64-NEXT: movl (%rsi), %edx |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: bswapl %edx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpl %edx, %ecx |
| ; X64-NEXT: seta %al |
| ; X64-NEXT: sbbl $0, %eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length4_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length4_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %ecx |
| ; X86-NEXT: cmpl (%eax), %ecx |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length4_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %eax |
| ; X64-NEXT: cmpl (%rsi), %eax |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length4_lt(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length4_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: seta %al |
| ; X86-NEXT: sbbl $0, %eax |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length4_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %ecx |
| ; X64-NEXT: movl (%rsi), %edx |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: bswapl %edx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpl %edx, %ecx |
| ; X64-NEXT: seta %al |
| ; X64-NEXT: sbbl $0, %eax |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length4_gt(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length4_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %ecx |
| ; X86-NEXT: movl (%eax), %eax |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %eax |
| ; X86-NEXT: xorl %edx, %edx |
| ; X86-NEXT: cmpl %eax, %ecx |
| ; X86-NEXT: seta %dl |
| ; X86-NEXT: sbbl $0, %edx |
| ; X86-NEXT: testl %edx, %edx |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length4_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %eax |
| ; X64-NEXT: movl (%rsi), %ecx |
| ; X64-NEXT: bswapl %eax |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: xorl %edx, %edx |
| ; X64-NEXT: cmpl %ecx, %eax |
| ; X64-NEXT: seta %dl |
| ; X64-NEXT: sbbl $0, %edx |
| ; X64-NEXT: testl %edx, %edx |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 4) nounwind |
| %c = icmp sgt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length4_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length4_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: cmpl $875770417, (%eax) # imm = 0x34333231 |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length4_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: cmpl $875770417, (%rdi) # imm = 0x34333231 |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 1), i64 4) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length5(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length5: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: movl (%ecx), %esi |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: bswapl %esi |
| ; X86-NEXT: cmpl %esi, %edx |
| ; X86-NEXT: jne .LBB18_3 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movzbl 4(%eax), %eax |
| ; X86-NEXT: movzbl 4(%ecx), %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; X86-NEXT: .LBB18_3: # %res_block |
| ; X86-NEXT: setae %al |
| ; X86-NEXT: movzbl %al, %eax |
| ; X86-NEXT: leal -1(%eax,%eax), %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length5: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %eax |
| ; X64-NEXT: movl (%rsi), %ecx |
| ; X64-NEXT: bswapl %eax |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: cmpl %ecx, %eax |
| ; X64-NEXT: jne .LBB18_3 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movzbl 4(%rdi), %eax |
| ; X64-NEXT: movzbl 4(%rsi), %ecx |
| ; X64-NEXT: subl %ecx, %eax |
| ; X64-NEXT: retq |
| ; X64-NEXT: .LBB18_3: # %res_block |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: movzbl %al, %eax |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 5) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length5_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length5_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %edx |
| ; X86-NEXT: xorl (%eax), %edx |
| ; X86-NEXT: movb 4(%ecx), %cl |
| ; X86-NEXT: xorb 4(%eax), %cl |
| ; X86-NEXT: movzbl %cl, %eax |
| ; X86-NEXT: orl %edx, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length5_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %eax |
| ; X64-NEXT: xorl (%rsi), %eax |
| ; X64-NEXT: movb 4(%rdi), %cl |
| ; X64-NEXT: xorb 4(%rsi), %cl |
| ; X64-NEXT: movzbl %cl, %ecx |
| ; X64-NEXT: orl %eax, %ecx |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 5) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length5_lt(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length5_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: movl (%ecx), %esi |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: bswapl %esi |
| ; X86-NEXT: cmpl %esi, %edx |
| ; X86-NEXT: jne .LBB20_3 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movzbl 4(%eax), %eax |
| ; X86-NEXT: movzbl 4(%ecx), %ecx |
| ; X86-NEXT: subl %ecx, %eax |
| ; X86-NEXT: jmp .LBB20_2 |
| ; X86-NEXT: .LBB20_3: # %res_block |
| ; X86-NEXT: setae %al |
| ; X86-NEXT: movzbl %al, %eax |
| ; X86-NEXT: leal -1(%eax,%eax), %eax |
| ; X86-NEXT: .LBB20_2: # %endblock |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length5_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %eax |
| ; X64-NEXT: movl (%rsi), %ecx |
| ; X64-NEXT: bswapl %eax |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: cmpl %ecx, %eax |
| ; X64-NEXT: jne .LBB20_3 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movzbl 4(%rdi), %eax |
| ; X64-NEXT: movzbl 4(%rsi), %ecx |
| ; X64-NEXT: subl %ecx, %eax |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| ; X64-NEXT: .LBB20_3: # %res_block |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: movzbl %al, %eax |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 5) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length7(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length7: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl (%esi), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: jne .LBB21_2 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movl 3(%esi), %ecx |
| ; X86-NEXT: movl 3(%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: je .LBB21_3 |
| ; X86-NEXT: .LBB21_2: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: setae %al |
| ; X86-NEXT: leal -1(%eax,%eax), %eax |
| ; X86-NEXT: .LBB21_3: # %endblock |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length7: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %ecx |
| ; X64-NEXT: movl (%rsi), %edx |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: bswapl %edx |
| ; X64-NEXT: cmpl %edx, %ecx |
| ; X64-NEXT: jne .LBB21_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movl 3(%rdi), %ecx |
| ; X64-NEXT: movl 3(%rsi), %edx |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: bswapl %edx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpl %edx, %ecx |
| ; X64-NEXT: je .LBB21_3 |
| ; X64-NEXT: .LBB21_2: # %res_block |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpl %edx, %ecx |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: .LBB21_3: # %endblock |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 7) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length7_lt(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length7_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl (%esi), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: jne .LBB22_2 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movl 3(%esi), %ecx |
| ; X86-NEXT: movl 3(%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: je .LBB22_3 |
| ; X86-NEXT: .LBB22_2: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: setae %al |
| ; X86-NEXT: leal -1(%eax,%eax), %eax |
| ; X86-NEXT: .LBB22_3: # %endblock |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length7_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %ecx |
| ; X64-NEXT: movl (%rsi), %edx |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: bswapl %edx |
| ; X64-NEXT: cmpl %edx, %ecx |
| ; X64-NEXT: jne .LBB22_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movl 3(%rdi), %ecx |
| ; X64-NEXT: movl 3(%rsi), %edx |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: bswapl %edx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpl %edx, %ecx |
| ; X64-NEXT: je .LBB22_3 |
| ; X64-NEXT: .LBB22_2: # %res_block |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpl %edx, %ecx |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: .LBB22_3: # %endblock |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 7) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length7_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length7_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %edx |
| ; X86-NEXT: movl 3(%ecx), %ecx |
| ; X86-NEXT: xorl (%eax), %edx |
| ; X86-NEXT: xorl 3(%eax), %ecx |
| ; X86-NEXT: orl %edx, %ecx |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length7_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl (%rdi), %eax |
| ; X64-NEXT: movl 3(%rdi), %ecx |
| ; X64-NEXT: xorl (%rsi), %eax |
| ; X64-NEXT: xorl 3(%rsi), %ecx |
| ; X64-NEXT: orl %eax, %ecx |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 7) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length8(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length8: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl (%esi), %ecx |
| ; X86-NEXT: movl (%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: jne .LBB24_2 |
| ; X86-NEXT: # %bb.1: # %loadbb1 |
| ; X86-NEXT: movl 4(%esi), %ecx |
| ; X86-NEXT: movl 4(%eax), %edx |
| ; X86-NEXT: bswapl %ecx |
| ; X86-NEXT: bswapl %edx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: je .LBB24_3 |
| ; X86-NEXT: .LBB24_2: # %res_block |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: cmpl %edx, %ecx |
| ; X86-NEXT: setae %al |
| ; X86-NEXT: leal -1(%eax,%eax), %eax |
| ; X86-NEXT: .LBB24_3: # %endblock |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length8: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rcx |
| ; X64-NEXT: movq (%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: seta %al |
| ; X64-NEXT: sbbl $0, %eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 8) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length8_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length8_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%ecx), %edx |
| ; X86-NEXT: movl 4(%ecx), %ecx |
| ; X86-NEXT: xorl (%eax), %edx |
| ; X86-NEXT: xorl 4(%eax), %ecx |
| ; X86-NEXT: orl %edx, %ecx |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length8_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: cmpq (%rsi), %rax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 8) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length8_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length8_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl $858927408, %ecx # imm = 0x33323130 |
| ; X86-NEXT: xorl (%eax), %ecx |
| ; X86-NEXT: movl $926299444, %edx # imm = 0x37363534 |
| ; X86-NEXT: xorl 4(%eax), %edx |
| ; X86-NEXT: orl %ecx, %edx |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length8_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movabsq $3978425819141910832, %rax # imm = 0x3736353433323130 |
| ; X64-NEXT: cmpq %rax, (%rdi) |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 8) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length9_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length9_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $9 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length9_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: xorq (%rsi), %rax |
| ; X64-NEXT: movb 8(%rdi), %cl |
| ; X64-NEXT: xorb 8(%rsi), %cl |
| ; X64-NEXT: movzbl %cl, %ecx |
| ; X64-NEXT: orq %rax, %rcx |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 9) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length10_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length10_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $10 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length10_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: xorq (%rsi), %rax |
| ; X64-NEXT: movzwl 8(%rdi), %ecx |
| ; X64-NEXT: xorw 8(%rsi), %cx |
| ; X64-NEXT: movzwl %cx, %ecx |
| ; X64-NEXT: orq %rax, %rcx |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 10) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length11_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length11_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $11 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length11_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: movq 3(%rdi), %rcx |
| ; X64-NEXT: xorq (%rsi), %rax |
| ; X64-NEXT: xorq 3(%rsi), %rcx |
| ; X64-NEXT: orq %rax, %rcx |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 11) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length12_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length12_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $12 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length12_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: xorq (%rsi), %rax |
| ; X64-NEXT: movl 8(%rdi), %ecx |
| ; X64-NEXT: xorl 8(%rsi), %ecx |
| ; X64-NEXT: orq %rax, %rcx |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 12) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length12(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length12: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $12 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length12: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rcx |
| ; X64-NEXT: movq (%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: jne .LBB31_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movl 8(%rdi), %ecx |
| ; X64-NEXT: movl 8(%rsi), %edx |
| ; X64-NEXT: bswapl %ecx |
| ; X64-NEXT: bswapl %edx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: je .LBB31_3 |
| ; X64-NEXT: .LBB31_2: # %res_block |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: .LBB31_3: # %endblock |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 12) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length13_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length13_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $13 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length13_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: movq 5(%rdi), %rcx |
| ; X64-NEXT: xorq (%rsi), %rax |
| ; X64-NEXT: xorq 5(%rsi), %rcx |
| ; X64-NEXT: orq %rax, %rcx |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 13) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length14_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length14_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $14 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length14_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: movq 6(%rdi), %rcx |
| ; X64-NEXT: xorq (%rsi), %rax |
| ; X64-NEXT: xorq 6(%rsi), %rcx |
| ; X64-NEXT: orq %rax, %rcx |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 14) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length15(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length15: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length15: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rcx |
| ; X64-NEXT: movq (%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: jne .LBB34_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movq 7(%rdi), %rcx |
| ; X64-NEXT: movq 7(%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: je .LBB34_3 |
| ; X64-NEXT: .LBB34_2: # %res_block |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: .LBB34_3: # %endblock |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 15) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length15_lt(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length15_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length15_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rcx |
| ; X64-NEXT: movq (%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: jne .LBB35_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movq 7(%rdi), %rcx |
| ; X64-NEXT: movq 7(%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: je .LBB35_3 |
| ; X64-NEXT: .LBB35_2: # %res_block |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: .LBB35_3: # %endblock |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 15) nounwind |
| %c = icmp slt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length15_const(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length15_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl $.L.str+1 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length15_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movabsq $3544952156018063160, %rcx # imm = 0x3132333435363738 |
| ; X64-NEXT: movq (%rdi), %rdx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: cmpq %rcx, %rdx |
| ; X64-NEXT: jne .LBB36_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movabsq $4051322327650219061, %rcx # imm = 0x3839303132333435 |
| ; X64-NEXT: movq 7(%rdi), %rdx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rcx, %rdx |
| ; X64-NEXT: je .LBB36_3 |
| ; X64-NEXT: .LBB36_2: # %res_block |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rcx, %rdx |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: .LBB36_3: # %endblock |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 1), i64 15) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length15_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length15_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length15_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: movq 7(%rdi), %rcx |
| ; X64-NEXT: xorq (%rsi), %rax |
| ; X64-NEXT: xorq 7(%rsi), %rcx |
| ; X64-NEXT: orq %rax, %rcx |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 15) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i1 @length15_gt_const(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length15_gt_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $15 |
| ; X86-NEXT: pushl $.L.str+1 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length15_gt_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movabsq $3544952156018063160, %rax # imm = 0x3132333435363738 |
| ; X64-NEXT: movq (%rdi), %rcx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: cmpq %rax, %rcx |
| ; X64-NEXT: jne .LBB38_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movabsq $4051322327650219061, %rax # imm = 0x3839303132333435 |
| ; X64-NEXT: movq 7(%rdi), %rcx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: xorl %edx, %edx |
| ; X64-NEXT: cmpq %rax, %rcx |
| ; X64-NEXT: je .LBB38_3 |
| ; X64-NEXT: .LBB38_2: # %res_block |
| ; X64-NEXT: xorl %edx, %edx |
| ; X64-NEXT: cmpq %rax, %rcx |
| ; X64-NEXT: setae %dl |
| ; X64-NEXT: leal -1(%rdx,%rdx), %edx |
| ; X64-NEXT: .LBB38_3: # %endblock |
| ; X64-NEXT: testl %edx, %edx |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 1), i64 15) nounwind |
| %c = icmp sgt i32 %m, 0 |
| ret i1 %c |
| } |
| |
| ; PR33329 - https://bugs.llvm.org/show_bug.cgi?id=33329 |
| |
| define i32 @length16(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length16: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $16 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length16: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rcx |
| ; X64-NEXT: movq (%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: jne .LBB39_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movq 8(%rdi), %rcx |
| ; X64-NEXT: movq 8(%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: je .LBB39_3 |
| ; X64-NEXT: .LBB39_2: # %res_block |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: .LBB39_3: # %endblock |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 16) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length16_eq(i8* %x, i8* %y) nounwind { |
| ; X86-NOSSE-LABEL: length16_eq: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $16 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: setne %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length16_eq: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $16 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: setne %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length16_eq: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm1 |
| ; X86-SSE2-NEXT: pmovmskb %xmm1, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: setne %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length16_eq: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm1 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm1 |
| ; X86-SSE41-NEXT: ptest %xmm1, %xmm1 |
| ; X86-SSE41-NEXT: setne %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length16_eq: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movdqu (%rsi), %xmm1 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm1 |
| ; X64-SSE2-NEXT: pmovmskb %xmm1, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: setne %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length16_eq: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movdqu (%rsi), %xmm1 |
| ; X64-SSE41-NEXT: pxor %xmm0, %xmm1 |
| ; X64-SSE41-NEXT: ptest %xmm1, %xmm1 |
| ; X64-SSE41-NEXT: setne %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX-LABEL: length16_eq: |
| ; X64-AVX: # %bb.0: |
| ; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-AVX-NEXT: vpxor (%rsi), %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vptest %xmm0, %xmm0 |
| ; X64-AVX-NEXT: setne %al |
| ; X64-AVX-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length16_eq: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rsi), %xmm1 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k0 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k0 |
| ; X64-MIC-AVX-NEXT: setne %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 16) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length16_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length16_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $16 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length16_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rcx |
| ; X64-NEXT: movq (%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: jne .LBB41_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movq 8(%rdi), %rcx |
| ; X64-NEXT: movq 8(%rsi), %rdx |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: bswapq %rdx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: je .LBB41_3 |
| ; X64-NEXT: .LBB41_2: # %res_block |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: cmpq %rdx, %rcx |
| ; X64-NEXT: setae %al |
| ; X64-NEXT: leal -1(%rax,%rax), %eax |
| ; X64-NEXT: .LBB41_3: # %endblock |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 16) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length16_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length16_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $16 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length16_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq (%rdi), %rax |
| ; X64-NEXT: movq (%rsi), %rcx |
| ; X64-NEXT: bswapq %rax |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: cmpq %rcx, %rax |
| ; X64-NEXT: jne .LBB42_2 |
| ; X64-NEXT: # %bb.1: # %loadbb1 |
| ; X64-NEXT: movq 8(%rdi), %rax |
| ; X64-NEXT: movq 8(%rsi), %rcx |
| ; X64-NEXT: bswapq %rax |
| ; X64-NEXT: bswapq %rcx |
| ; X64-NEXT: xorl %edx, %edx |
| ; X64-NEXT: cmpq %rcx, %rax |
| ; X64-NEXT: je .LBB42_3 |
| ; X64-NEXT: .LBB42_2: # %res_block |
| ; X64-NEXT: xorl %edx, %edx |
| ; X64-NEXT: cmpq %rcx, %rax |
| ; X64-NEXT: setae %dl |
| ; X64-NEXT: leal -1(%rdx,%rdx), %edx |
| ; X64-NEXT: .LBB42_3: # %endblock |
| ; X64-NEXT: testl %edx, %edx |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 16) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length16_eq_const(i8* %X) nounwind { |
| ; X86-NOSSE-LABEL: length16_eq_const: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $16 |
| ; X86-NOSSE-NEXT: pushl $.L.str |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length16_eq_const: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $16 |
| ; X86-SSE1-NEXT: pushl $.L.str |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length16_eq_const: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length16_eq_const: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor {{\.LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length16_eq_const: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0 |
| ; X64-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: sete %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length16_eq_const: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: pxor {{.*}}(%rip), %xmm0 |
| ; X64-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X64-SSE41-NEXT: sete %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX-LABEL: length16_eq_const: |
| ; X64-AVX: # %bb.0: |
| ; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-AVX-NEXT: vpxor {{.*}}(%rip), %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vptest %xmm0, %xmm0 |
| ; X64-AVX-NEXT: sete %al |
| ; X64-AVX-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length16_eq_const: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [858927408,926299444,825243960,892613426] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k0 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k0 |
| ; X64-MIC-AVX-NEXT: sete %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 16) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| ; PR33914 - https://bugs.llvm.org/show_bug.cgi?id=33914 |
| |
| define i32 @length24(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length24: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $24 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length24: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $24, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 24) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length24_eq(i8* %x, i8* %y) nounwind { |
| ; X86-NOSSE-LABEL: length24_eq: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $24 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length24_eq: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $24 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length24_eq: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 8(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 8(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length24_eq: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 8(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 8(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length24_eq: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movdqu (%rsi), %xmm1 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm1 |
| ; X64-SSE2-NEXT: movq {{.*#+}} xmm0 = mem[0],zero |
| ; X64-SSE2-NEXT: movq {{.*#+}} xmm2 = mem[0],zero |
| ; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X64-SSE2-NEXT: pand %xmm1, %xmm2 |
| ; X64-SSE2-NEXT: pmovmskb %xmm2, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: sete %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length24_eq: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movdqu (%rsi), %xmm1 |
| ; X64-SSE41-NEXT: pxor %xmm0, %xmm1 |
| ; X64-SSE41-NEXT: movq {{.*#+}} xmm0 = mem[0],zero |
| ; X64-SSE41-NEXT: movq {{.*#+}} xmm2 = mem[0],zero |
| ; X64-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X64-SSE41-NEXT: por %xmm1, %xmm2 |
| ; X64-SSE41-NEXT: ptest %xmm2, %xmm2 |
| ; X64-SSE41-NEXT: sete %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX-LABEL: length24_eq: |
| ; X64-AVX: # %bb.0: |
| ; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-AVX-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero |
| ; X64-AVX-NEXT: vmovq {{.*#+}} xmm2 = mem[0],zero |
| ; X64-AVX-NEXT: vpxor %xmm2, %xmm1, %xmm1 |
| ; X64-AVX-NEXT: vpxor (%rsi), %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vpor %xmm0, %xmm1, %xmm0 |
| ; X64-AVX-NEXT: vptest %xmm0, %xmm0 |
| ; X64-AVX-NEXT: sete %al |
| ; X64-AVX-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length24_eq: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rsi), %xmm1 |
| ; X64-MIC-AVX-NEXT: vmovq {{.*#+}} xmm2 = mem[0],zero |
| ; X64-MIC-AVX-NEXT: vmovq {{.*#+}} xmm3 = mem[0],zero |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm3, %zmm2, %k0 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: sete %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 24) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length24_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length24_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $24 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length24_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $24, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 24) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length24_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length24_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $24 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length24_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $24, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 24) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length24_eq_const(i8* %X) nounwind { |
| ; X86-NOSSE-LABEL: length24_eq_const: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $24 |
| ; X86-NOSSE-NEXT: pushl $.L.str |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: setne %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length24_eq_const: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $24 |
| ; X86-SSE1-NEXT: pushl $.L.str |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: setne %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length24_eq_const: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 8(%eax), %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: setne %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length24_eq_const: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 8(%eax), %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: setne %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length24_eq_const: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movq {{.*#+}} xmm1 = mem[0],zero |
| ; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm1 |
| ; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0 |
| ; X64-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X64-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: setne %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length24_eq_const: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movq {{.*#+}} xmm1 = mem[0],zero |
| ; X64-SSE41-NEXT: pxor {{.*}}(%rip), %xmm1 |
| ; X64-SSE41-NEXT: pxor {{.*}}(%rip), %xmm0 |
| ; X64-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X64-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X64-SSE41-NEXT: setne %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX-LABEL: length24_eq_const: |
| ; X64-AVX: # %bb.0: |
| ; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-AVX-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero |
| ; X64-AVX-NEXT: vpxor {{.*}}(%rip), %xmm1, %xmm1 |
| ; X64-AVX-NEXT: vpxor {{.*}}(%rip), %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vpor %xmm1, %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vptest %xmm0, %xmm0 |
| ; X64-AVX-NEXT: setne %al |
| ; X64-AVX-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length24_eq_const: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-MIC-AVX-NEXT: vmovq {{.*#+}} xmm1 = mem[0],zero |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} xmm2 = [959985462,858927408,0,0] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm2, %zmm1, %k0 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [858927408,926299444,825243960,892613426] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: setne %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 24) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length31(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length31: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $31 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length31: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $31, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 31) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length31_eq(i8* %x, i8* %y) nounwind { |
| ; X86-NOSSE-LABEL: length31_eq: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $31 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length31_eq: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $31 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length31_eq: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 15(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 15(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length31_eq: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 15(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 15(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length31_eq: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movdqu 15(%rdi), %xmm1 |
| ; X64-SSE2-NEXT: movdqu (%rsi), %xmm2 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X64-SSE2-NEXT: movdqu 15(%rsi), %xmm0 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X64-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X64-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: sete %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length31_eq: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movdqu 15(%rdi), %xmm1 |
| ; X64-SSE41-NEXT: movdqu (%rsi), %xmm2 |
| ; X64-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X64-SSE41-NEXT: movdqu 15(%rsi), %xmm0 |
| ; X64-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X64-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X64-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X64-SSE41-NEXT: sete %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX-LABEL: length31_eq: |
| ; X64-AVX: # %bb.0: |
| ; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-AVX-NEXT: vmovdqu 15(%rdi), %xmm1 |
| ; X64-AVX-NEXT: vpxor 15(%rsi), %xmm1, %xmm1 |
| ; X64-AVX-NEXT: vpxor (%rsi), %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vpor %xmm1, %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vptest %xmm0, %xmm0 |
| ; X64-AVX-NEXT: sete %al |
| ; X64-AVX-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length31_eq: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu 15(%rdi), %xmm1 |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rsi), %xmm2 |
| ; X64-MIC-AVX-NEXT: vmovdqu 15(%rsi), %xmm3 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm3, %zmm1, %k0 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm2, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: sete %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 31) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length31_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length31_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $31 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length31_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $31, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 31) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length31_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length31_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $31 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length31_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $31, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 31) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length31_eq_prefer128(i8* %x, i8* %y) nounwind "prefer-vector-width"="128" { |
| ; X86-NOSSE-LABEL: length31_eq_prefer128: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $31 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length31_eq_prefer128: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $31 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length31_eq_prefer128: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 15(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 15(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length31_eq_prefer128: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 15(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 15(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length31_eq_prefer128: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movdqu 15(%rdi), %xmm1 |
| ; X64-SSE2-NEXT: movdqu (%rsi), %xmm2 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X64-SSE2-NEXT: movdqu 15(%rsi), %xmm0 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X64-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X64-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: sete %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length31_eq_prefer128: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movdqu 15(%rdi), %xmm1 |
| ; X64-SSE41-NEXT: movdqu (%rsi), %xmm2 |
| ; X64-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X64-SSE41-NEXT: movdqu 15(%rsi), %xmm0 |
| ; X64-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X64-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X64-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X64-SSE41-NEXT: sete %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX-LABEL: length31_eq_prefer128: |
| ; X64-AVX: # %bb.0: |
| ; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-AVX-NEXT: vmovdqu 15(%rdi), %xmm1 |
| ; X64-AVX-NEXT: vpxor 15(%rsi), %xmm1, %xmm1 |
| ; X64-AVX-NEXT: vpxor (%rsi), %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vpor %xmm1, %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vptest %xmm0, %xmm0 |
| ; X64-AVX-NEXT: sete %al |
| ; X64-AVX-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length31_eq_prefer128: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu 15(%rdi), %xmm1 |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rsi), %xmm2 |
| ; X64-MIC-AVX-NEXT: vmovdqu 15(%rsi), %xmm3 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm3, %zmm1, %k0 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm2, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: sete %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 31) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length31_eq_const(i8* %X) nounwind { |
| ; X86-NOSSE-LABEL: length31_eq_const: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $31 |
| ; X86-NOSSE-NEXT: pushl $.L.str |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: setne %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length31_eq_const: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $31 |
| ; X86-SSE1-NEXT: pushl $.L.str |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: setne %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length31_eq_const: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 15(%eax), %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: setne %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length31_eq_const: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 15(%eax), %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: setne %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length31_eq_const: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movdqu 15(%rdi), %xmm1 |
| ; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm1 |
| ; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0 |
| ; X64-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X64-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: setne %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length31_eq_const: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movdqu 15(%rdi), %xmm1 |
| ; X64-SSE41-NEXT: pxor {{.*}}(%rip), %xmm1 |
| ; X64-SSE41-NEXT: pxor {{.*}}(%rip), %xmm0 |
| ; X64-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X64-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X64-SSE41-NEXT: setne %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX-LABEL: length31_eq_const: |
| ; X64-AVX: # %bb.0: |
| ; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-AVX-NEXT: vmovdqu 15(%rdi), %xmm1 |
| ; X64-AVX-NEXT: vpxor {{.*}}(%rip), %xmm1, %xmm1 |
| ; X64-AVX-NEXT: vpxor {{.*}}(%rip), %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vpor %xmm1, %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vptest %xmm0, %xmm0 |
| ; X64-AVX-NEXT: setne %al |
| ; X64-AVX-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length31_eq_const: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu 15(%rdi), %xmm1 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} xmm2 = [943142453,842084409,909456435,809056311] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm2, %zmm1, %k0 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [858927408,926299444,825243960,892613426] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: setne %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 31) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length32(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length32: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $32 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length32: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $32, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 32) nounwind |
| ret i32 %m |
| } |
| |
| ; PR33325 - https://bugs.llvm.org/show_bug.cgi?id=33325 |
| |
| define i1 @length32_eq(i8* %x, i8* %y) nounwind { |
| ; X86-NOSSE-LABEL: length32_eq: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $32 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length32_eq: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $32 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length32_eq: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length32_eq: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 16(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length32_eq: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movdqu 16(%rdi), %xmm1 |
| ; X64-SSE2-NEXT: movdqu (%rsi), %xmm2 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X64-SSE2-NEXT: movdqu 16(%rsi), %xmm0 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X64-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X64-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: sete %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length32_eq: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movdqu 16(%rdi), %xmm1 |
| ; X64-SSE41-NEXT: movdqu (%rsi), %xmm2 |
| ; X64-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X64-SSE41-NEXT: movdqu 16(%rsi), %xmm0 |
| ; X64-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X64-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X64-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X64-SSE41-NEXT: sete %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length32_eq: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: vmovups (%rdi), %ymm0 |
| ; X64-AVX1-NEXT: vxorps (%rsi), %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: sete %al |
| ; X64-AVX1-NEXT: vzeroupper |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length32_eq: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX2-NEXT: vpxor (%rsi), %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: sete %al |
| ; X64-AVX2-NEXT: vzeroupper |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512-LABEL: length32_eq: |
| ; X64-AVX512: # %bb.0: |
| ; X64-AVX512-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX512-NEXT: vpxor (%rsi), %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: sete %al |
| ; X64-AVX512-NEXT: vzeroupper |
| ; X64-AVX512-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length32_eq: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rsi), %ymm1 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k0 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k0 |
| ; X64-MIC-AVX-NEXT: sete %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length32_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length32_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $32 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length32_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $32, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length32_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length32_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $32 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length32_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $32, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length32_eq_prefer128(i8* %x, i8* %y) nounwind "prefer-vector-width"="128" { |
| ; X86-NOSSE-LABEL: length32_eq_prefer128: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $32 |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: sete %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length32_eq_prefer128: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $32 |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: sete %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length32_eq_prefer128: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE2-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 16(%ecx), %xmm1 |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X86-SSE2-NEXT: movdqu 16(%eax), %xmm0 |
| ; X86-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: sete %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length32_eq_prefer128: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-SSE41-NEXT: movdqu (%ecx), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 16(%ecx), %xmm1 |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm2 |
| ; X86-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X86-SSE41-NEXT: movdqu 16(%eax), %xmm0 |
| ; X86-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: sete %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length32_eq_prefer128: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movdqu 16(%rdi), %xmm1 |
| ; X64-SSE2-NEXT: movdqu (%rsi), %xmm2 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm0, %xmm2 |
| ; X64-SSE2-NEXT: movdqu 16(%rsi), %xmm0 |
| ; X64-SSE2-NEXT: pcmpeqb %xmm1, %xmm0 |
| ; X64-SSE2-NEXT: pand %xmm2, %xmm0 |
| ; X64-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: sete %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length32_eq_prefer128: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movdqu 16(%rdi), %xmm1 |
| ; X64-SSE41-NEXT: movdqu (%rsi), %xmm2 |
| ; X64-SSE41-NEXT: pxor %xmm0, %xmm2 |
| ; X64-SSE41-NEXT: movdqu 16(%rsi), %xmm0 |
| ; X64-SSE41-NEXT: pxor %xmm1, %xmm0 |
| ; X64-SSE41-NEXT: por %xmm2, %xmm0 |
| ; X64-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X64-SSE41-NEXT: sete %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX-LABEL: length32_eq_prefer128: |
| ; X64-AVX: # %bb.0: |
| ; X64-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-AVX-NEXT: vmovdqu 16(%rdi), %xmm1 |
| ; X64-AVX-NEXT: vpxor 16(%rsi), %xmm1, %xmm1 |
| ; X64-AVX-NEXT: vpxor (%rsi), %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vpor %xmm1, %xmm0, %xmm0 |
| ; X64-AVX-NEXT: vptest %xmm0, %xmm0 |
| ; X64-AVX-NEXT: sete %al |
| ; X64-AVX-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length32_eq_prefer128: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %xmm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu 16(%rdi), %xmm1 |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rsi), %xmm2 |
| ; X64-MIC-AVX-NEXT: vmovdqu 16(%rsi), %xmm3 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm3, %zmm1, %k0 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm2, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: sete %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 32) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length32_eq_const(i8* %X) nounwind { |
| ; X86-NOSSE-LABEL: length32_eq_const: |
| ; X86-NOSSE: # %bb.0: |
| ; X86-NOSSE-NEXT: pushl $0 |
| ; X86-NOSSE-NEXT: pushl $32 |
| ; X86-NOSSE-NEXT: pushl $.L.str |
| ; X86-NOSSE-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NOSSE-NEXT: calll memcmp |
| ; X86-NOSSE-NEXT: addl $16, %esp |
| ; X86-NOSSE-NEXT: testl %eax, %eax |
| ; X86-NOSSE-NEXT: setne %al |
| ; X86-NOSSE-NEXT: retl |
| ; |
| ; X86-SSE1-LABEL: length32_eq_const: |
| ; X86-SSE1: # %bb.0: |
| ; X86-SSE1-NEXT: pushl $0 |
| ; X86-SSE1-NEXT: pushl $32 |
| ; X86-SSE1-NEXT: pushl $.L.str |
| ; X86-SSE1-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-SSE1-NEXT: calll memcmp |
| ; X86-SSE1-NEXT: addl $16, %esp |
| ; X86-SSE1-NEXT: testl %eax, %eax |
| ; X86-SSE1-NEXT: setne %al |
| ; X86-SSE1-NEXT: retl |
| ; |
| ; X86-SSE2-LABEL: length32_eq_const: |
| ; X86-SSE2: # %bb.0: |
| ; X86-SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE2-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE2-NEXT: movdqu 16(%eax), %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE2-NEXT: pcmpeqb {{\.LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X86-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X86-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X86-SSE2-NEXT: setne %al |
| ; X86-SSE2-NEXT: retl |
| ; |
| ; X86-SSE41-LABEL: length32_eq_const: |
| ; X86-SSE41: # %bb.0: |
| ; X86-SSE41-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-SSE41-NEXT: movdqu (%eax), %xmm0 |
| ; X86-SSE41-NEXT: movdqu 16(%eax), %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.LCPI[0-9]+_[0-9]+}}, %xmm1 |
| ; X86-SSE41-NEXT: pxor {{\.LCPI[0-9]+_[0-9]+}}, %xmm0 |
| ; X86-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X86-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X86-SSE41-NEXT: setne %al |
| ; X86-SSE41-NEXT: retl |
| ; |
| ; X64-SSE2-LABEL: length32_eq_const: |
| ; X64-SSE2: # %bb.0: |
| ; X64-SSE2-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE2-NEXT: movdqu 16(%rdi), %xmm1 |
| ; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm1 |
| ; X64-SSE2-NEXT: pcmpeqb {{.*}}(%rip), %xmm0 |
| ; X64-SSE2-NEXT: pand %xmm1, %xmm0 |
| ; X64-SSE2-NEXT: pmovmskb %xmm0, %eax |
| ; X64-SSE2-NEXT: cmpl $65535, %eax # imm = 0xFFFF |
| ; X64-SSE2-NEXT: setne %al |
| ; X64-SSE2-NEXT: retq |
| ; |
| ; X64-SSE41-LABEL: length32_eq_const: |
| ; X64-SSE41: # %bb.0: |
| ; X64-SSE41-NEXT: movdqu (%rdi), %xmm0 |
| ; X64-SSE41-NEXT: movdqu 16(%rdi), %xmm1 |
| ; X64-SSE41-NEXT: pxor {{.*}}(%rip), %xmm1 |
| ; X64-SSE41-NEXT: pxor {{.*}}(%rip), %xmm0 |
| ; X64-SSE41-NEXT: por %xmm1, %xmm0 |
| ; X64-SSE41-NEXT: ptest %xmm0, %xmm0 |
| ; X64-SSE41-NEXT: setne %al |
| ; X64-SSE41-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length32_eq_const: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: vmovups (%rdi), %ymm0 |
| ; X64-AVX1-NEXT: vxorps {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: setne %al |
| ; X64-AVX1-NEXT: vzeroupper |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length32_eq_const: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX2-NEXT: vpxor {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: setne %al |
| ; X64-AVX2-NEXT: vzeroupper |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512-LABEL: length32_eq_const: |
| ; X64-AVX512: # %bb.0: |
| ; X64-AVX512-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: setne %al |
| ; X64-AVX512-NEXT: vzeroupper |
| ; X64-AVX512-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length32_eq_const: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} ymm1 = [858927408,926299444,825243960,892613426,959985462,858927408,926299444,825243960] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k0 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k0 |
| ; X64-MIC-AVX-NEXT: setne %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 32) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length48(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length48: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length48: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $48, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 48) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length48_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length48_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length48_eq: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $48, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: sete %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length48_eq: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: vmovups (%rdi), %ymm0 |
| ; X64-AVX1-NEXT: vmovups 32(%rdi), %xmm1 |
| ; X64-AVX1-NEXT: vmovups 32(%rsi), %xmm2 |
| ; X64-AVX1-NEXT: vxorps (%rsi), %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vxorps %ymm2, %ymm1, %ymm1 |
| ; X64-AVX1-NEXT: vorps %ymm1, %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: sete %al |
| ; X64-AVX1-NEXT: vzeroupper |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length48_eq: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX2-NEXT: vmovdqu 32(%rdi), %xmm1 |
| ; X64-AVX2-NEXT: vmovdqu 32(%rsi), %xmm2 |
| ; X64-AVX2-NEXT: vpxor (%rsi), %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vpxor %ymm2, %ymm1, %ymm1 |
| ; X64-AVX2-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: sete %al |
| ; X64-AVX2-NEXT: vzeroupper |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512-LABEL: length48_eq: |
| ; X64-AVX512: # %bb.0: |
| ; X64-AVX512-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX512-NEXT: vmovdqu 32(%rdi), %xmm1 |
| ; X64-AVX512-NEXT: vmovdqu 32(%rsi), %xmm2 |
| ; X64-AVX512-NEXT: vpxor (%rsi), %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vpxor %ymm2, %ymm1, %ymm1 |
| ; X64-AVX512-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: sete %al |
| ; X64-AVX512-NEXT: vzeroupper |
| ; X64-AVX512-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length48_eq: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rsi), %ymm1 |
| ; X64-MIC-AVX-NEXT: vmovdqu 32(%rdi), %xmm2 |
| ; X64-MIC-AVX-NEXT: vmovdqu 32(%rsi), %xmm3 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm3, %zmm2, %k0 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: sete %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 48) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length48_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length48_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length48_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $48, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 48) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length48_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length48_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length48_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $48, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 48) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length48_eq_prefer128(i8* %x, i8* %y) nounwind "prefer-vector-width"="128" { |
| ; X86-LABEL: length48_eq_prefer128: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length48_eq_prefer128: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $48, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 48) nounwind |
| %cmp = icmp eq i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length48_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length48_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $48 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length48_eq_const: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $.L.str, %esi |
| ; X64-SSE-NEXT: movl $48, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: setne %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length48_eq_const: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: vmovups (%rdi), %ymm0 |
| ; X64-AVX1-NEXT: vmovups 32(%rdi), %xmm1 |
| ; X64-AVX1-NEXT: vxorps {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vxorps {{.*}}(%rip), %ymm1, %ymm1 |
| ; X64-AVX1-NEXT: vorps %ymm1, %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: setne %al |
| ; X64-AVX1-NEXT: vzeroupper |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length48_eq_const: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX2-NEXT: vmovdqu 32(%rdi), %xmm1 |
| ; X64-AVX2-NEXT: vpxor {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vpxor {{.*}}(%rip), %ymm1, %ymm1 |
| ; X64-AVX2-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: setne %al |
| ; X64-AVX2-NEXT: vzeroupper |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512-LABEL: length48_eq_const: |
| ; X64-AVX512: # %bb.0: |
| ; X64-AVX512-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX512-NEXT: vmovdqu 32(%rdi), %xmm1 |
| ; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %ymm1, %ymm1 |
| ; X64-AVX512-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: setne %al |
| ; X64-AVX512-NEXT: vzeroupper |
| ; X64-AVX512-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length48_eq_const: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu 32(%rdi), %xmm1 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} ymm2 = [892613426,959985462,858927408,926299444,0,0,0,0] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm2, %zmm1, %k0 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} ymm1 = [858927408,926299444,825243960,892613426,959985462,858927408,926299444,825243960] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: setne %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 48) nounwind |
| %c = icmp ne i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length63(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length63: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length63: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $63, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 63) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length63_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length63_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length63_eq: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $63, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: setne %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length63_eq: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: vmovups (%rdi), %ymm0 |
| ; X64-AVX1-NEXT: vmovups 31(%rdi), %ymm1 |
| ; X64-AVX1-NEXT: vxorps 31(%rsi), %ymm1, %ymm1 |
| ; X64-AVX1-NEXT: vxorps (%rsi), %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vorps %ymm1, %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: setne %al |
| ; X64-AVX1-NEXT: vzeroupper |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length63_eq: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX2-NEXT: vmovdqu 31(%rdi), %ymm1 |
| ; X64-AVX2-NEXT: vpxor 31(%rsi), %ymm1, %ymm1 |
| ; X64-AVX2-NEXT: vpxor (%rsi), %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: setne %al |
| ; X64-AVX2-NEXT: vzeroupper |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512-LABEL: length63_eq: |
| ; X64-AVX512: # %bb.0: |
| ; X64-AVX512-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX512-NEXT: vmovdqu 31(%rdi), %ymm1 |
| ; X64-AVX512-NEXT: vpxor 31(%rsi), %ymm1, %ymm1 |
| ; X64-AVX512-NEXT: vpxor (%rsi), %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: setne %al |
| ; X64-AVX512-NEXT: vzeroupper |
| ; X64-AVX512-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length63_eq: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu 31(%rdi), %ymm1 |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rsi), %ymm2 |
| ; X64-MIC-AVX-NEXT: vmovdqu 31(%rsi), %ymm3 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm3, %zmm1, %k0 |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm2, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: setne %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 63) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length63_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length63_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length63_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $63, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 63) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length63_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length63_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length63_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $63, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 63) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length63_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length63_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $63 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length63_eq_const: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $.L.str, %esi |
| ; X64-SSE-NEXT: movl $63, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: sete %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length63_eq_const: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: vmovups (%rdi), %ymm0 |
| ; X64-AVX1-NEXT: vmovups 31(%rdi), %ymm1 |
| ; X64-AVX1-NEXT: vxorps {{.*}}(%rip), %ymm1, %ymm1 |
| ; X64-AVX1-NEXT: vxorps {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vorps %ymm1, %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: sete %al |
| ; X64-AVX1-NEXT: vzeroupper |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length63_eq_const: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX2-NEXT: vmovdqu 31(%rdi), %ymm1 |
| ; X64-AVX2-NEXT: vpxor {{.*}}(%rip), %ymm1, %ymm1 |
| ; X64-AVX2-NEXT: vpxor {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: sete %al |
| ; X64-AVX2-NEXT: vzeroupper |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512-LABEL: length63_eq_const: |
| ; X64-AVX512: # %bb.0: |
| ; X64-AVX512-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX512-NEXT: vmovdqu 31(%rdi), %ymm1 |
| ; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %ymm1, %ymm1 |
| ; X64-AVX512-NEXT: vpxor {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX512-NEXT: sete %al |
| ; X64-AVX512-NEXT: vzeroupper |
| ; X64-AVX512-NEXT: retq |
| ; |
| ; X64-MIC-AVX-LABEL: length63_eq_const: |
| ; X64-MIC-AVX: # %bb.0: |
| ; X64-MIC-AVX-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-MIC-AVX-NEXT: vmovdqu 31(%rdi), %ymm1 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} ymm2 = [875770417,943142453,842084409,909456435,809056311,875770417,943142453,842084409] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm2, %zmm1, %k0 |
| ; X64-MIC-AVX-NEXT: vmovdqa {{.*#+}} ymm1 = [858927408,926299444,825243960,892613426,959985462,858927408,926299444,825243960] |
| ; X64-MIC-AVX-NEXT: vpcmpneqd %zmm1, %zmm0, %k1 |
| ; X64-MIC-AVX-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX-NEXT: sete %al |
| ; X64-MIC-AVX-NEXT: vzeroupper |
| ; X64-MIC-AVX-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 63) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length64(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length64: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length64: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $64, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 64) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length64_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length64_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length64_eq: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $64, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: setne %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length64_eq: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: vmovups (%rdi), %ymm0 |
| ; X64-AVX1-NEXT: vmovups 32(%rdi), %ymm1 |
| ; X64-AVX1-NEXT: vxorps 32(%rsi), %ymm1, %ymm1 |
| ; X64-AVX1-NEXT: vxorps (%rsi), %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vorps %ymm1, %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: setne %al |
| ; X64-AVX1-NEXT: vzeroupper |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length64_eq: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX2-NEXT: vmovdqu 32(%rdi), %ymm1 |
| ; X64-AVX2-NEXT: vpxor 32(%rsi), %ymm1, %ymm1 |
| ; X64-AVX2-NEXT: vpxor (%rsi), %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: setne %al |
| ; X64-AVX2-NEXT: vzeroupper |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512BW-LABEL: length64_eq: |
| ; X64-AVX512BW: # %bb.0: |
| ; X64-AVX512BW-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512BW-NEXT: vpcmpneqb (%rsi), %zmm0, %k0 |
| ; X64-AVX512BW-NEXT: kortestq %k0, %k0 |
| ; X64-AVX512BW-NEXT: setne %al |
| ; X64-AVX512BW-NEXT: vzeroupper |
| ; X64-AVX512BW-NEXT: retq |
| ; |
| ; X64-AVX512F-LABEL: length64_eq: |
| ; X64-AVX512F: # %bb.0: |
| ; X64-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512F-NEXT: vpcmpneqd (%rsi), %zmm0, %k0 |
| ; X64-AVX512F-NEXT: kortestw %k0, %k0 |
| ; X64-AVX512F-NEXT: setne %al |
| ; X64-AVX512F-NEXT: vzeroupper |
| ; X64-AVX512F-NEXT: retq |
| ; |
| ; X64-MIC-AVX2-LABEL: length64_eq: |
| ; X64-MIC-AVX2: # %bb.0: |
| ; X64-MIC-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-MIC-AVX2-NEXT: vmovdqu 32(%rdi), %ymm1 |
| ; X64-MIC-AVX2-NEXT: vmovdqu (%rsi), %ymm2 |
| ; X64-MIC-AVX2-NEXT: vmovdqu 32(%rsi), %ymm3 |
| ; X64-MIC-AVX2-NEXT: vpcmpneqd %zmm3, %zmm1, %k0 |
| ; X64-MIC-AVX2-NEXT: vpcmpneqd %zmm2, %zmm0, %k1 |
| ; X64-MIC-AVX2-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX2-NEXT: setne %al |
| ; X64-MIC-AVX2-NEXT: vzeroupper |
| ; X64-MIC-AVX2-NEXT: retq |
| ; |
| ; X64-MIC-AVX512F-LABEL: length64_eq: |
| ; X64-MIC-AVX512F: # %bb.0: |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd (%rsi), %zmm0, %k0 |
| ; X64-MIC-AVX512F-NEXT: kortestw %k0, %k0 |
| ; X64-MIC-AVX512F-NEXT: setne %al |
| ; X64-MIC-AVX512F-NEXT: vzeroupper |
| ; X64-MIC-AVX512F-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 64) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length64_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length64_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length64_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $64, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 64) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length64_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length64_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length64_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $64, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 64) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length64_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length64_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $64 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length64_eq_const: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $.L.str, %esi |
| ; X64-SSE-NEXT: movl $64, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: sete %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length64_eq_const: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: vmovups (%rdi), %ymm0 |
| ; X64-AVX1-NEXT: vmovups 32(%rdi), %ymm1 |
| ; X64-AVX1-NEXT: vxorps {{.*}}(%rip), %ymm1, %ymm1 |
| ; X64-AVX1-NEXT: vxorps {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vorps %ymm1, %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX1-NEXT: sete %al |
| ; X64-AVX1-NEXT: vzeroupper |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length64_eq_const: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-AVX2-NEXT: vmovdqu 32(%rdi), %ymm1 |
| ; X64-AVX2-NEXT: vpxor {{.*}}(%rip), %ymm1, %ymm1 |
| ; X64-AVX2-NEXT: vpxor {{.*}}(%rip), %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vpor %ymm1, %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: vptest %ymm0, %ymm0 |
| ; X64-AVX2-NEXT: sete %al |
| ; X64-AVX2-NEXT: vzeroupper |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512BW-LABEL: length64_eq_const: |
| ; X64-AVX512BW: # %bb.0: |
| ; X64-AVX512BW-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512BW-NEXT: vpcmpneqb {{.*}}(%rip), %zmm0, %k0 |
| ; X64-AVX512BW-NEXT: kortestq %k0, %k0 |
| ; X64-AVX512BW-NEXT: sete %al |
| ; X64-AVX512BW-NEXT: vzeroupper |
| ; X64-AVX512BW-NEXT: retq |
| ; |
| ; X64-AVX512F-LABEL: length64_eq_const: |
| ; X64-AVX512F: # %bb.0: |
| ; X64-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm0, %k0 |
| ; X64-AVX512F-NEXT: kortestw %k0, %k0 |
| ; X64-AVX512F-NEXT: sete %al |
| ; X64-AVX512F-NEXT: vzeroupper |
| ; X64-AVX512F-NEXT: retq |
| ; |
| ; X64-MIC-AVX2-LABEL: length64_eq_const: |
| ; X64-MIC-AVX2: # %bb.0: |
| ; X64-MIC-AVX2-NEXT: vmovdqu (%rdi), %ymm0 |
| ; X64-MIC-AVX2-NEXT: vmovdqu 32(%rdi), %ymm1 |
| ; X64-MIC-AVX2-NEXT: vmovdqa {{.*#+}} ymm2 = [892613426,959985462,858927408,926299444,825243960,892613426,959985462,858927408] |
| ; X64-MIC-AVX2-NEXT: vpcmpneqd %zmm2, %zmm1, %k0 |
| ; X64-MIC-AVX2-NEXT: vmovdqa {{.*#+}} ymm1 = [858927408,926299444,825243960,892613426,959985462,858927408,926299444,825243960] |
| ; X64-MIC-AVX2-NEXT: vpcmpneqd %zmm1, %zmm0, %k1 |
| ; X64-MIC-AVX2-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX2-NEXT: sete %al |
| ; X64-MIC-AVX2-NEXT: vzeroupper |
| ; X64-MIC-AVX2-NEXT: retq |
| ; |
| ; X64-MIC-AVX512F-LABEL: length64_eq_const: |
| ; X64-MIC-AVX512F: # %bb.0: |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm0, %k0 |
| ; X64-MIC-AVX512F-NEXT: kortestw %k0, %k0 |
| ; X64-MIC-AVX512F-NEXT: sete %al |
| ; X64-MIC-AVX512F-NEXT: vzeroupper |
| ; X64-MIC-AVX512F-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 64) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length96(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length96: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length96: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $96, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 96) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length96_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length96_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length96_eq: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $96, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: setne %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length96_eq: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: pushq %rax |
| ; X64-AVX1-NEXT: movl $96, %edx |
| ; X64-AVX1-NEXT: callq memcmp |
| ; X64-AVX1-NEXT: testl %eax, %eax |
| ; X64-AVX1-NEXT: setne %al |
| ; X64-AVX1-NEXT: popq %rcx |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length96_eq: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: pushq %rax |
| ; X64-AVX2-NEXT: movl $96, %edx |
| ; X64-AVX2-NEXT: callq memcmp |
| ; X64-AVX2-NEXT: testl %eax, %eax |
| ; X64-AVX2-NEXT: setne %al |
| ; X64-AVX2-NEXT: popq %rcx |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512BW-LABEL: length96_eq: |
| ; X64-AVX512BW: # %bb.0: |
| ; X64-AVX512BW-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512BW-NEXT: vmovdqu 64(%rdi), %ymm1 |
| ; X64-AVX512BW-NEXT: vmovdqu 64(%rsi), %ymm2 |
| ; X64-AVX512BW-NEXT: vpcmpneqb (%rsi), %zmm0, %k0 |
| ; X64-AVX512BW-NEXT: vpcmpneqb %zmm2, %zmm1, %k1 |
| ; X64-AVX512BW-NEXT: kortestq %k1, %k0 |
| ; X64-AVX512BW-NEXT: setne %al |
| ; X64-AVX512BW-NEXT: vzeroupper |
| ; X64-AVX512BW-NEXT: retq |
| ; |
| ; X64-AVX512F-LABEL: length96_eq: |
| ; X64-AVX512F: # %bb.0: |
| ; X64-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512F-NEXT: vmovdqu 64(%rdi), %ymm1 |
| ; X64-AVX512F-NEXT: vmovdqu 64(%rsi), %ymm2 |
| ; X64-AVX512F-NEXT: vpcmpneqd (%rsi), %zmm0, %k0 |
| ; X64-AVX512F-NEXT: vpcmpneqd %zmm2, %zmm1, %k1 |
| ; X64-AVX512F-NEXT: kortestw %k1, %k0 |
| ; X64-AVX512F-NEXT: setne %al |
| ; X64-AVX512F-NEXT: vzeroupper |
| ; X64-AVX512F-NEXT: retq |
| ; |
| ; X64-MIC-AVX2-LABEL: length96_eq: |
| ; X64-MIC-AVX2: # %bb.0: |
| ; X64-MIC-AVX2-NEXT: pushq %rax |
| ; X64-MIC-AVX2-NEXT: movl $96, %edx |
| ; X64-MIC-AVX2-NEXT: callq memcmp |
| ; X64-MIC-AVX2-NEXT: testl %eax, %eax |
| ; X64-MIC-AVX2-NEXT: setne %al |
| ; X64-MIC-AVX2-NEXT: popq %rcx |
| ; X64-MIC-AVX2-NEXT: retq |
| ; |
| ; X64-MIC-AVX512F-LABEL: length96_eq: |
| ; X64-MIC-AVX512F: # %bb.0: |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-MIC-AVX512F-NEXT: vmovdqu 64(%rdi), %ymm1 |
| ; X64-MIC-AVX512F-NEXT: vmovdqu 64(%rsi), %ymm2 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd (%rsi), %zmm0, %k0 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd %zmm2, %zmm1, %k1 |
| ; X64-MIC-AVX512F-NEXT: kortestw %k1, %k0 |
| ; X64-MIC-AVX512F-NEXT: setne %al |
| ; X64-MIC-AVX512F-NEXT: vzeroupper |
| ; X64-MIC-AVX512F-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 96) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length96_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length96_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length96_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $96, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 96) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length96_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length96_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length96_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $96, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 96) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length96_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length96_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $96 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length96_eq_const: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $.L.str, %esi |
| ; X64-SSE-NEXT: movl $96, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: sete %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length96_eq_const: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: pushq %rax |
| ; X64-AVX1-NEXT: movl $.L.str, %esi |
| ; X64-AVX1-NEXT: movl $96, %edx |
| ; X64-AVX1-NEXT: callq memcmp |
| ; X64-AVX1-NEXT: testl %eax, %eax |
| ; X64-AVX1-NEXT: sete %al |
| ; X64-AVX1-NEXT: popq %rcx |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length96_eq_const: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: pushq %rax |
| ; X64-AVX2-NEXT: movl $.L.str, %esi |
| ; X64-AVX2-NEXT: movl $96, %edx |
| ; X64-AVX2-NEXT: callq memcmp |
| ; X64-AVX2-NEXT: testl %eax, %eax |
| ; X64-AVX2-NEXT: sete %al |
| ; X64-AVX2-NEXT: popq %rcx |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512BW-LABEL: length96_eq_const: |
| ; X64-AVX512BW: # %bb.0: |
| ; X64-AVX512BW-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512BW-NEXT: vmovdqu 64(%rdi), %ymm1 |
| ; X64-AVX512BW-NEXT: vpcmpneqb {{.*}}(%rip), %zmm0, %k0 |
| ; X64-AVX512BW-NEXT: vpcmpneqb {{.*}}(%rip), %zmm1, %k1 |
| ; X64-AVX512BW-NEXT: kortestq %k1, %k0 |
| ; X64-AVX512BW-NEXT: sete %al |
| ; X64-AVX512BW-NEXT: vzeroupper |
| ; X64-AVX512BW-NEXT: retq |
| ; |
| ; X64-AVX512F-LABEL: length96_eq_const: |
| ; X64-AVX512F: # %bb.0: |
| ; X64-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512F-NEXT: vmovdqu 64(%rdi), %ymm1 |
| ; X64-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm0, %k0 |
| ; X64-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm1, %k1 |
| ; X64-AVX512F-NEXT: kortestw %k1, %k0 |
| ; X64-AVX512F-NEXT: sete %al |
| ; X64-AVX512F-NEXT: vzeroupper |
| ; X64-AVX512F-NEXT: retq |
| ; |
| ; X64-MIC-AVX2-LABEL: length96_eq_const: |
| ; X64-MIC-AVX2: # %bb.0: |
| ; X64-MIC-AVX2-NEXT: pushq %rax |
| ; X64-MIC-AVX2-NEXT: movl $.L.str, %esi |
| ; X64-MIC-AVX2-NEXT: movl $96, %edx |
| ; X64-MIC-AVX2-NEXT: callq memcmp |
| ; X64-MIC-AVX2-NEXT: testl %eax, %eax |
| ; X64-MIC-AVX2-NEXT: sete %al |
| ; X64-MIC-AVX2-NEXT: popq %rcx |
| ; X64-MIC-AVX2-NEXT: retq |
| ; |
| ; X64-MIC-AVX512F-LABEL: length96_eq_const: |
| ; X64-MIC-AVX512F: # %bb.0: |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-MIC-AVX512F-NEXT: vmovdqu 64(%rdi), %ymm1 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm0, %k0 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm1, %k1 |
| ; X64-MIC-AVX512F-NEXT: kortestw %k1, %k0 |
| ; X64-MIC-AVX512F-NEXT: sete %al |
| ; X64-MIC-AVX512F-NEXT: vzeroupper |
| ; X64-MIC-AVX512F-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 96) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length127(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length127: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length127: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $127, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 127) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length127_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length127_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length127_eq: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $127, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: setne %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length127_eq: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: pushq %rax |
| ; X64-AVX1-NEXT: movl $127, %edx |
| ; X64-AVX1-NEXT: callq memcmp |
| ; X64-AVX1-NEXT: testl %eax, %eax |
| ; X64-AVX1-NEXT: setne %al |
| ; X64-AVX1-NEXT: popq %rcx |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length127_eq: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: pushq %rax |
| ; X64-AVX2-NEXT: movl $127, %edx |
| ; X64-AVX2-NEXT: callq memcmp |
| ; X64-AVX2-NEXT: testl %eax, %eax |
| ; X64-AVX2-NEXT: setne %al |
| ; X64-AVX2-NEXT: popq %rcx |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512BW-LABEL: length127_eq: |
| ; X64-AVX512BW: # %bb.0: |
| ; X64-AVX512BW-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512BW-NEXT: vmovdqu64 63(%rdi), %zmm1 |
| ; X64-AVX512BW-NEXT: vpcmpneqb 63(%rsi), %zmm1, %k0 |
| ; X64-AVX512BW-NEXT: vpcmpneqb (%rsi), %zmm0, %k1 |
| ; X64-AVX512BW-NEXT: kortestq %k0, %k1 |
| ; X64-AVX512BW-NEXT: setne %al |
| ; X64-AVX512BW-NEXT: vzeroupper |
| ; X64-AVX512BW-NEXT: retq |
| ; |
| ; X64-AVX512F-LABEL: length127_eq: |
| ; X64-AVX512F: # %bb.0: |
| ; X64-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512F-NEXT: vmovdqu64 63(%rdi), %zmm1 |
| ; X64-AVX512F-NEXT: vpcmpneqd 63(%rsi), %zmm1, %k0 |
| ; X64-AVX512F-NEXT: vpcmpneqd (%rsi), %zmm0, %k1 |
| ; X64-AVX512F-NEXT: kortestw %k0, %k1 |
| ; X64-AVX512F-NEXT: setne %al |
| ; X64-AVX512F-NEXT: vzeroupper |
| ; X64-AVX512F-NEXT: retq |
| ; |
| ; X64-MIC-AVX2-LABEL: length127_eq: |
| ; X64-MIC-AVX2: # %bb.0: |
| ; X64-MIC-AVX2-NEXT: pushq %rax |
| ; X64-MIC-AVX2-NEXT: movl $127, %edx |
| ; X64-MIC-AVX2-NEXT: callq memcmp |
| ; X64-MIC-AVX2-NEXT: testl %eax, %eax |
| ; X64-MIC-AVX2-NEXT: setne %al |
| ; X64-MIC-AVX2-NEXT: popq %rcx |
| ; X64-MIC-AVX2-NEXT: retq |
| ; |
| ; X64-MIC-AVX512F-LABEL: length127_eq: |
| ; X64-MIC-AVX512F: # %bb.0: |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 63(%rdi), %zmm1 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd 63(%rsi), %zmm1, %k0 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd (%rsi), %zmm0, %k1 |
| ; X64-MIC-AVX512F-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX512F-NEXT: setne %al |
| ; X64-MIC-AVX512F-NEXT: vzeroupper |
| ; X64-MIC-AVX512F-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 127) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length127_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length127_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length127_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $127, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 127) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length127_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length127_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length127_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $127, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 127) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length127_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length127_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $127 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length127_eq_const: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $.L.str, %esi |
| ; X64-SSE-NEXT: movl $127, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: sete %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length127_eq_const: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: pushq %rax |
| ; X64-AVX1-NEXT: movl $.L.str, %esi |
| ; X64-AVX1-NEXT: movl $127, %edx |
| ; X64-AVX1-NEXT: callq memcmp |
| ; X64-AVX1-NEXT: testl %eax, %eax |
| ; X64-AVX1-NEXT: sete %al |
| ; X64-AVX1-NEXT: popq %rcx |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length127_eq_const: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: pushq %rax |
| ; X64-AVX2-NEXT: movl $.L.str, %esi |
| ; X64-AVX2-NEXT: movl $127, %edx |
| ; X64-AVX2-NEXT: callq memcmp |
| ; X64-AVX2-NEXT: testl %eax, %eax |
| ; X64-AVX2-NEXT: sete %al |
| ; X64-AVX2-NEXT: popq %rcx |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512BW-LABEL: length127_eq_const: |
| ; X64-AVX512BW: # %bb.0: |
| ; X64-AVX512BW-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512BW-NEXT: vmovdqu64 63(%rdi), %zmm1 |
| ; X64-AVX512BW-NEXT: vpcmpneqb .L.str+{{.*}}(%rip), %zmm1, %k0 |
| ; X64-AVX512BW-NEXT: vpcmpneqb {{.*}}(%rip), %zmm0, %k1 |
| ; X64-AVX512BW-NEXT: kortestq %k0, %k1 |
| ; X64-AVX512BW-NEXT: sete %al |
| ; X64-AVX512BW-NEXT: vzeroupper |
| ; X64-AVX512BW-NEXT: retq |
| ; |
| ; X64-AVX512F-LABEL: length127_eq_const: |
| ; X64-AVX512F: # %bb.0: |
| ; X64-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512F-NEXT: vmovdqu64 63(%rdi), %zmm1 |
| ; X64-AVX512F-NEXT: vpcmpneqd .L.str+{{.*}}(%rip), %zmm1, %k0 |
| ; X64-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm0, %k1 |
| ; X64-AVX512F-NEXT: kortestw %k0, %k1 |
| ; X64-AVX512F-NEXT: sete %al |
| ; X64-AVX512F-NEXT: vzeroupper |
| ; X64-AVX512F-NEXT: retq |
| ; |
| ; X64-MIC-AVX2-LABEL: length127_eq_const: |
| ; X64-MIC-AVX2: # %bb.0: |
| ; X64-MIC-AVX2-NEXT: pushq %rax |
| ; X64-MIC-AVX2-NEXT: movl $.L.str, %esi |
| ; X64-MIC-AVX2-NEXT: movl $127, %edx |
| ; X64-MIC-AVX2-NEXT: callq memcmp |
| ; X64-MIC-AVX2-NEXT: testl %eax, %eax |
| ; X64-MIC-AVX2-NEXT: sete %al |
| ; X64-MIC-AVX2-NEXT: popq %rcx |
| ; X64-MIC-AVX2-NEXT: retq |
| ; |
| ; X64-MIC-AVX512F-LABEL: length127_eq_const: |
| ; X64-MIC-AVX512F: # %bb.0: |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 63(%rdi), %zmm1 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd .L.str+{{.*}}(%rip), %zmm1, %k0 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm0, %k1 |
| ; X64-MIC-AVX512F-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX512F-NEXT: sete %al |
| ; X64-MIC-AVX512F-NEXT: vzeroupper |
| ; X64-MIC-AVX512F-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 127) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length128(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length128: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length128: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $128, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 128) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length128_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length128_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length128_eq: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $128, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: setne %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length128_eq: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: pushq %rax |
| ; X64-AVX1-NEXT: movl $128, %edx |
| ; X64-AVX1-NEXT: callq memcmp |
| ; X64-AVX1-NEXT: testl %eax, %eax |
| ; X64-AVX1-NEXT: setne %al |
| ; X64-AVX1-NEXT: popq %rcx |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length128_eq: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: pushq %rax |
| ; X64-AVX2-NEXT: movl $128, %edx |
| ; X64-AVX2-NEXT: callq memcmp |
| ; X64-AVX2-NEXT: testl %eax, %eax |
| ; X64-AVX2-NEXT: setne %al |
| ; X64-AVX2-NEXT: popq %rcx |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512BW-LABEL: length128_eq: |
| ; X64-AVX512BW: # %bb.0: |
| ; X64-AVX512BW-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512BW-NEXT: vmovdqu64 64(%rdi), %zmm1 |
| ; X64-AVX512BW-NEXT: vpcmpneqb 64(%rsi), %zmm1, %k0 |
| ; X64-AVX512BW-NEXT: vpcmpneqb (%rsi), %zmm0, %k1 |
| ; X64-AVX512BW-NEXT: kortestq %k0, %k1 |
| ; X64-AVX512BW-NEXT: setne %al |
| ; X64-AVX512BW-NEXT: vzeroupper |
| ; X64-AVX512BW-NEXT: retq |
| ; |
| ; X64-AVX512F-LABEL: length128_eq: |
| ; X64-AVX512F: # %bb.0: |
| ; X64-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512F-NEXT: vmovdqu64 64(%rdi), %zmm1 |
| ; X64-AVX512F-NEXT: vpcmpneqd 64(%rsi), %zmm1, %k0 |
| ; X64-AVX512F-NEXT: vpcmpneqd (%rsi), %zmm0, %k1 |
| ; X64-AVX512F-NEXT: kortestw %k0, %k1 |
| ; X64-AVX512F-NEXT: setne %al |
| ; X64-AVX512F-NEXT: vzeroupper |
| ; X64-AVX512F-NEXT: retq |
| ; |
| ; X64-MIC-AVX2-LABEL: length128_eq: |
| ; X64-MIC-AVX2: # %bb.0: |
| ; X64-MIC-AVX2-NEXT: pushq %rax |
| ; X64-MIC-AVX2-NEXT: movl $128, %edx |
| ; X64-MIC-AVX2-NEXT: callq memcmp |
| ; X64-MIC-AVX2-NEXT: testl %eax, %eax |
| ; X64-MIC-AVX2-NEXT: setne %al |
| ; X64-MIC-AVX2-NEXT: popq %rcx |
| ; X64-MIC-AVX2-NEXT: retq |
| ; |
| ; X64-MIC-AVX512F-LABEL: length128_eq: |
| ; X64-MIC-AVX512F: # %bb.0: |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 64(%rdi), %zmm1 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd 64(%rsi), %zmm1, %k0 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd (%rsi), %zmm0, %k1 |
| ; X64-MIC-AVX512F-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX512F-NEXT: setne %al |
| ; X64-MIC-AVX512F-NEXT: vzeroupper |
| ; X64-MIC-AVX512F-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 128) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length128_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length128_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length128_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $128, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 128) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length128_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length128_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length128_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $128, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 128) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length128_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length128_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $128 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-SSE-LABEL: length128_eq_const: |
| ; X64-SSE: # %bb.0: |
| ; X64-SSE-NEXT: pushq %rax |
| ; X64-SSE-NEXT: movl $.L.str, %esi |
| ; X64-SSE-NEXT: movl $128, %edx |
| ; X64-SSE-NEXT: callq memcmp |
| ; X64-SSE-NEXT: testl %eax, %eax |
| ; X64-SSE-NEXT: sete %al |
| ; X64-SSE-NEXT: popq %rcx |
| ; X64-SSE-NEXT: retq |
| ; |
| ; X64-AVX1-LABEL: length128_eq_const: |
| ; X64-AVX1: # %bb.0: |
| ; X64-AVX1-NEXT: pushq %rax |
| ; X64-AVX1-NEXT: movl $.L.str, %esi |
| ; X64-AVX1-NEXT: movl $128, %edx |
| ; X64-AVX1-NEXT: callq memcmp |
| ; X64-AVX1-NEXT: testl %eax, %eax |
| ; X64-AVX1-NEXT: sete %al |
| ; X64-AVX1-NEXT: popq %rcx |
| ; X64-AVX1-NEXT: retq |
| ; |
| ; X64-AVX2-LABEL: length128_eq_const: |
| ; X64-AVX2: # %bb.0: |
| ; X64-AVX2-NEXT: pushq %rax |
| ; X64-AVX2-NEXT: movl $.L.str, %esi |
| ; X64-AVX2-NEXT: movl $128, %edx |
| ; X64-AVX2-NEXT: callq memcmp |
| ; X64-AVX2-NEXT: testl %eax, %eax |
| ; X64-AVX2-NEXT: sete %al |
| ; X64-AVX2-NEXT: popq %rcx |
| ; X64-AVX2-NEXT: retq |
| ; |
| ; X64-AVX512BW-LABEL: length128_eq_const: |
| ; X64-AVX512BW: # %bb.0: |
| ; X64-AVX512BW-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512BW-NEXT: vmovdqu64 64(%rdi), %zmm1 |
| ; X64-AVX512BW-NEXT: vpcmpneqb .L.str+{{.*}}(%rip), %zmm1, %k0 |
| ; X64-AVX512BW-NEXT: vpcmpneqb {{.*}}(%rip), %zmm0, %k1 |
| ; X64-AVX512BW-NEXT: kortestq %k0, %k1 |
| ; X64-AVX512BW-NEXT: sete %al |
| ; X64-AVX512BW-NEXT: vzeroupper |
| ; X64-AVX512BW-NEXT: retq |
| ; |
| ; X64-AVX512F-LABEL: length128_eq_const: |
| ; X64-AVX512F: # %bb.0: |
| ; X64-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-AVX512F-NEXT: vmovdqu64 64(%rdi), %zmm1 |
| ; X64-AVX512F-NEXT: vpcmpneqd .L.str+{{.*}}(%rip), %zmm1, %k0 |
| ; X64-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm0, %k1 |
| ; X64-AVX512F-NEXT: kortestw %k0, %k1 |
| ; X64-AVX512F-NEXT: sete %al |
| ; X64-AVX512F-NEXT: vzeroupper |
| ; X64-AVX512F-NEXT: retq |
| ; |
| ; X64-MIC-AVX2-LABEL: length128_eq_const: |
| ; X64-MIC-AVX2: # %bb.0: |
| ; X64-MIC-AVX2-NEXT: pushq %rax |
| ; X64-MIC-AVX2-NEXT: movl $.L.str, %esi |
| ; X64-MIC-AVX2-NEXT: movl $128, %edx |
| ; X64-MIC-AVX2-NEXT: callq memcmp |
| ; X64-MIC-AVX2-NEXT: testl %eax, %eax |
| ; X64-MIC-AVX2-NEXT: sete %al |
| ; X64-MIC-AVX2-NEXT: popq %rcx |
| ; X64-MIC-AVX2-NEXT: retq |
| ; |
| ; X64-MIC-AVX512F-LABEL: length128_eq_const: |
| ; X64-MIC-AVX512F: # %bb.0: |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 (%rdi), %zmm0 |
| ; X64-MIC-AVX512F-NEXT: vmovdqu64 64(%rdi), %zmm1 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd .L.str+{{.*}}(%rip), %zmm1, %k0 |
| ; X64-MIC-AVX512F-NEXT: vpcmpneqd {{.*}}(%rip), %zmm0, %k1 |
| ; X64-MIC-AVX512F-NEXT: kortestw %k0, %k1 |
| ; X64-MIC-AVX512F-NEXT: sete %al |
| ; X64-MIC-AVX512F-NEXT: vzeroupper |
| ; X64-MIC-AVX512F-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 128) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length192(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length192: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length192: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $192, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 192) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length192_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length192_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length192_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $192, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 192) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length192_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length192_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length192_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $192, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 192) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length192_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length192_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length192_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $192, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 192) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length192_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length192_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $192 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length192_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $.L.str, %esi |
| ; X64-NEXT: movl $192, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 192) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length255(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length255: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length255: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $255, %edx |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 255) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length255_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length255_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length255_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $255, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 255) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length255_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length255_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length255_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $255, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 255) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length255_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length255_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length255_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $255, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 255) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length255_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length255_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $255 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length255_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $.L.str, %esi |
| ; X64-NEXT: movl $255, %edx |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 255) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length256(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length256: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length256: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $256, %edx # imm = 0x100 |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 256) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length256_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length256_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length256_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $256, %edx # imm = 0x100 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 256) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length256_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length256_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length256_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $256, %edx # imm = 0x100 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 256) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length256_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length256_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length256_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $256, %edx # imm = 0x100 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 256) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length256_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length256_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $256 # imm = 0x100 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length256_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $.L.str, %esi |
| ; X64-NEXT: movl $256, %edx # imm = 0x100 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 256) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length384(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length384: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length384: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $384, %edx # imm = 0x180 |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 384) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length384_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length384_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length384_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $384, %edx # imm = 0x180 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 384) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length384_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length384_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length384_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $384, %edx # imm = 0x180 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 384) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length384_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length384_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length384_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $384, %edx # imm = 0x180 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 384) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length384_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length384_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $384 # imm = 0x180 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length384_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $.L.str, %esi |
| ; X64-NEXT: movl $384, %edx # imm = 0x180 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 384) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length511(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length511: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length511: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $511, %edx # imm = 0x1FF |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 511) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length511_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length511_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length511_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $511, %edx # imm = 0x1FF |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 511) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length511_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length511_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length511_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $511, %edx # imm = 0x1FF |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 511) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length511_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length511_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length511_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $511, %edx # imm = 0x1FF |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 511) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length511_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length511_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $511 # imm = 0x1FF |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length511_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $.L.str, %esi |
| ; X64-NEXT: movl $511, %edx # imm = 0x1FF |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 511) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| define i32 @length512(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: length512: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length512: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl $512, %edx # imm = 0x200 |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 512) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @length512_eq(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length512_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setne %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length512_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $512, %edx # imm = 0x200 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setne %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 512) nounwind |
| %cmp = icmp ne i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length512_lt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length512_lt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: shrl $31, %eax |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length512_lt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $512, %edx # imm = 0x200 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: shrl $31, %eax |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 512) nounwind |
| %cmp = icmp slt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length512_gt(i8* %x, i8* %y) nounwind { |
| ; X86-LABEL: length512_gt: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: setg %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length512_gt: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $512, %edx # imm = 0x200 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: setg %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %call = tail call i32 @memcmp(i8* %x, i8* %y, i64 512) nounwind |
| %cmp = icmp sgt i32 %call, 0 |
| ret i1 %cmp |
| } |
| |
| define i1 @length512_eq_const(i8* %X) nounwind { |
| ; X86-LABEL: length512_eq_const: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $0 |
| ; X86-NEXT: pushl $512 # imm = 0x200 |
| ; X86-NEXT: pushl $.L.str |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: length512_eq_const: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movl $.L.str, %esi |
| ; X64-NEXT: movl $512, %edx # imm = 0x200 |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* getelementptr inbounds ([513 x i8], [513 x i8]* @.str, i32 0, i32 0), i64 512) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| ; This checks that we do not do stupid things with huge sizes. |
| define i32 @huge_length(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: huge_length: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $2147483647 # imm = 0x7FFFFFFF |
| ; X86-NEXT: pushl $-1 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: huge_length: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movabsq $9223372036854775807, %rdx # imm = 0x7FFFFFFFFFFFFFFF |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 9223372036854775807) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @huge_length_eq(i8* %X, i8* %Y) nounwind { |
| ; X86-LABEL: huge_length_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl $2147483647 # imm = 0x7FFFFFFF |
| ; X86-NEXT: pushl $-1 |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: huge_length_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: movabsq $9223372036854775807, %rdx # imm = 0x7FFFFFFFFFFFFFFF |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 9223372036854775807) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |
| |
| ; This checks non-constant sizes. |
| define i32 @nonconst_length(i8* %X, i8* %Y, i64 %size) nounwind { |
| ; X86-LABEL: nonconst_length: |
| ; X86: # %bb.0: |
| ; X86-NEXT: jmp memcmp # TAILCALL |
| ; |
| ; X64-LABEL: nonconst_length: |
| ; X64: # %bb.0: |
| ; X64-NEXT: jmp memcmp # TAILCALL |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 %size) nounwind |
| ret i32 %m |
| } |
| |
| define i1 @nonconst_length_eq(i8* %X, i8* %Y, i64 %size) nounwind { |
| ; X86-LABEL: nonconst_length_eq: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: pushl {{[0-9]+}}(%esp) |
| ; X86-NEXT: calll memcmp |
| ; X86-NEXT: addl $16, %esp |
| ; X86-NEXT: testl %eax, %eax |
| ; X86-NEXT: sete %al |
| ; X86-NEXT: retl |
| ; |
| ; X64-LABEL: nonconst_length_eq: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pushq %rax |
| ; X64-NEXT: callq memcmp |
| ; X64-NEXT: testl %eax, %eax |
| ; X64-NEXT: sete %al |
| ; X64-NEXT: popq %rcx |
| ; X64-NEXT: retq |
| %m = tail call i32 @memcmp(i8* %X, i8* %Y, i64 %size) nounwind |
| %c = icmp eq i32 %m, 0 |
| ret i1 %c |
| } |