| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-linux | FileCheck %s --check-prefix=X64 |
| ; RUN: llc < %s -mtriple=i686 -mattr=cmov | FileCheck %s --check-prefix=X86 |
| |
| declare i4 @llvm.smul.fix.sat.i4 (i4, i4, i32) |
| declare i32 @llvm.smul.fix.sat.i32 (i32, i32, i32) |
| declare i64 @llvm.smul.fix.sat.i64 (i64, i64, i32) |
| declare <4 x i32> @llvm.smul.fix.sat.v4i32(<4 x i32>, <4 x i32>, i32) |
| |
| define i32 @func(i32 %x, i32 %y) nounwind { |
| ; X64-LABEL: func: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movslq %esi, %rax |
| ; X64-NEXT: movslq %edi, %rcx |
| ; X64-NEXT: imulq %rax, %rcx |
| ; X64-NEXT: movq %rcx, %rax |
| ; X64-NEXT: shrq $32, %rax |
| ; X64-NEXT: shrdl $2, %eax, %ecx |
| ; X64-NEXT: cmpl $1, %eax |
| ; X64-NEXT: movl $2147483647, %edx # imm = 0x7FFFFFFF |
| ; X64-NEXT: cmovlel %ecx, %edx |
| ; X64-NEXT: cmpl $-2, %eax |
| ; X64-NEXT: movl $-2147483648, %eax # imm = 0x80000000 |
| ; X64-NEXT: cmovgel %edx, %eax |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: func: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: imull {{[0-9]+}}(%esp) |
| ; X86-NEXT: shrdl $2, %edx, %eax |
| ; X86-NEXT: cmpl $1, %edx |
| ; X86-NEXT: movl $2147483647, %ecx # imm = 0x7FFFFFFF |
| ; X86-NEXT: cmovgl %ecx, %eax |
| ; X86-NEXT: cmpl $-2, %edx |
| ; X86-NEXT: movl $-2147483648, %ecx # imm = 0x80000000 |
| ; X86-NEXT: cmovll %ecx, %eax |
| ; X86-NEXT: retl |
| %tmp = call i32 @llvm.smul.fix.sat.i32(i32 %x, i32 %y, i32 2) |
| ret i32 %tmp |
| } |
| |
| define i64 @func2(i64 %x, i64 %y) nounwind { |
| ; X64-LABEL: func2: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq %rdi, %rax |
| ; X64-NEXT: imulq %rsi |
| ; X64-NEXT: shrdq $2, %rdx, %rax |
| ; X64-NEXT: cmpq $1, %rdx |
| ; X64-NEXT: movabsq $9223372036854775807, %rcx # imm = 0x7FFFFFFFFFFFFFFF |
| ; X64-NEXT: cmovgq %rcx, %rax |
| ; X64-NEXT: cmpq $-2, %rdx |
| ; X64-NEXT: movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000 |
| ; X64-NEXT: cmovlq %rcx, %rax |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: func2: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: pushl %ebx |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl %ecx, %eax |
| ; X86-NEXT: mull %esi |
| ; X86-NEXT: movl %edx, %edi |
| ; X86-NEXT: movl %eax, %ebx |
| ; X86-NEXT: movl %ecx, %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %eax, %ecx |
| ; X86-NEXT: movl %edx, %ebp |
| ; X86-NEXT: addl %ebx, %ebp |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: adcl $0, %edi |
| ; X86-NEXT: imull %esi |
| ; X86-NEXT: movl %edx, %esi |
| ; X86-NEXT: movl %eax, %ebx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: addl %ebp, %eax |
| ; X86-NEXT: adcl %edi, %edx |
| ; X86-NEXT: adcl $0, %esi |
| ; X86-NEXT: addl %ebx, %edx |
| ; X86-NEXT: adcl $0, %esi |
| ; X86-NEXT: movl %edx, %edi |
| ; X86-NEXT: subl {{[0-9]+}}(%esp), %edi |
| ; X86-NEXT: movl %esi, %ebx |
| ; X86-NEXT: sbbl $0, %ebx |
| ; X86-NEXT: cmpl $0, {{[0-9]+}}(%esp) |
| ; X86-NEXT: cmovnsl %esi, %ebx |
| ; X86-NEXT: cmovnsl %edx, %edi |
| ; X86-NEXT: movl %edi, %ebp |
| ; X86-NEXT: subl {{[0-9]+}}(%esp), %ebp |
| ; X86-NEXT: movl %ebx, %esi |
| ; X86-NEXT: sbbl $0, %esi |
| ; X86-NEXT: cmpl $0, {{[0-9]+}}(%esp) |
| ; X86-NEXT: cmovnsl %ebx, %esi |
| ; X86-NEXT: cmovnsl %edi, %ebp |
| ; X86-NEXT: testl %esi, %esi |
| ; X86-NEXT: setg %bl |
| ; X86-NEXT: sete %bh |
| ; X86-NEXT: cmpl $1, %ebp |
| ; X86-NEXT: seta %dl |
| ; X86-NEXT: andb %bh, %dl |
| ; X86-NEXT: orb %bl, %dl |
| ; X86-NEXT: shrdl $2, %eax, %ecx |
| ; X86-NEXT: shrdl $2, %ebp, %eax |
| ; X86-NEXT: testb %dl, %dl |
| ; X86-NEXT: movl $2147483647, %edi # imm = 0x7FFFFFFF |
| ; X86-NEXT: cmovel %eax, %edi |
| ; X86-NEXT: movl $-1, %eax |
| ; X86-NEXT: cmovnel %eax, %ecx |
| ; X86-NEXT: cmpl $-1, %esi |
| ; X86-NEXT: setl %al |
| ; X86-NEXT: sete %dl |
| ; X86-NEXT: cmpl $-2, %ebp |
| ; X86-NEXT: setb %ah |
| ; X86-NEXT: andb %dl, %ah |
| ; X86-NEXT: xorl %edx, %edx |
| ; X86-NEXT: orb %al, %ah |
| ; X86-NEXT: cmovnel %edx, %ecx |
| ; X86-NEXT: movl $-2147483648, %edx # imm = 0x80000000 |
| ; X86-NEXT: cmovel %edi, %edx |
| ; X86-NEXT: movl %ecx, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: popl %edi |
| ; X86-NEXT: popl %ebx |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: retl |
| %tmp = call i64 @llvm.smul.fix.sat.i64(i64 %x, i64 %y, i32 2) |
| ret i64 %tmp |
| } |
| |
| define i4 @func3(i4 %x, i4 %y) nounwind { |
| ; X64-LABEL: func3: |
| ; X64: # %bb.0: |
| ; X64-NEXT: shlb $4, %sil |
| ; X64-NEXT: sarb $4, %sil |
| ; X64-NEXT: shlb $4, %dil |
| ; X64-NEXT: movsbl %dil, %eax |
| ; X64-NEXT: movsbl %sil, %ecx |
| ; X64-NEXT: imull %eax, %ecx |
| ; X64-NEXT: movl %ecx, %eax |
| ; X64-NEXT: shrb $2, %al |
| ; X64-NEXT: shrl $8, %ecx |
| ; X64-NEXT: movl %ecx, %edx |
| ; X64-NEXT: shlb $6, %dl |
| ; X64-NEXT: orb %al, %dl |
| ; X64-NEXT: movzbl %dl, %eax |
| ; X64-NEXT: cmpb $1, %cl |
| ; X64-NEXT: movl $127, %edx |
| ; X64-NEXT: cmovlel %eax, %edx |
| ; X64-NEXT: cmpb $-2, %cl |
| ; X64-NEXT: movl $128, %eax |
| ; X64-NEXT: cmovgel %edx, %eax |
| ; X64-NEXT: sarb $4, %al |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: func3: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movb {{[0-9]+}}(%esp), %al |
| ; X86-NEXT: shlb $4, %al |
| ; X86-NEXT: sarb $4, %al |
| ; X86-NEXT: movb {{[0-9]+}}(%esp), %cl |
| ; X86-NEXT: shlb $4, %cl |
| ; X86-NEXT: movsbl %cl, %ecx |
| ; X86-NEXT: movsbl %al, %eax |
| ; X86-NEXT: imull %ecx, %eax |
| ; X86-NEXT: movb %ah, %cl |
| ; X86-NEXT: shlb $6, %cl |
| ; X86-NEXT: shrb $2, %al |
| ; X86-NEXT: orb %cl, %al |
| ; X86-NEXT: movzbl %al, %ecx |
| ; X86-NEXT: cmpb $1, %ah |
| ; X86-NEXT: movl $127, %edx |
| ; X86-NEXT: cmovlel %ecx, %edx |
| ; X86-NEXT: cmpb $-2, %ah |
| ; X86-NEXT: movl $128, %eax |
| ; X86-NEXT: cmovgel %edx, %eax |
| ; X86-NEXT: sarb $4, %al |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %tmp = call i4 @llvm.smul.fix.sat.i4(i4 %x, i4 %y, i32 2) |
| ret i4 %tmp |
| } |
| |
| define <4 x i32> @vec(<4 x i32> %x, <4 x i32> %y) nounwind { |
| ; X64-LABEL: vec: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pshufd {{.*#+}} xmm2 = xmm1[3,3,3,3] |
| ; X64-NEXT: movd %xmm2, %eax |
| ; X64-NEXT: cltq |
| ; X64-NEXT: pshufd {{.*#+}} xmm2 = xmm0[3,3,3,3] |
| ; X64-NEXT: movd %xmm2, %ecx |
| ; X64-NEXT: movslq %ecx, %rdx |
| ; X64-NEXT: imulq %rax, %rdx |
| ; X64-NEXT: movq %rdx, %rcx |
| ; X64-NEXT: shrq $32, %rcx |
| ; X64-NEXT: shrdl $2, %ecx, %edx |
| ; X64-NEXT: cmpl $1, %ecx |
| ; X64-NEXT: movl $2147483647, %eax # imm = 0x7FFFFFFF |
| ; X64-NEXT: cmovgl %eax, %edx |
| ; X64-NEXT: cmpl $-2, %ecx |
| ; X64-NEXT: movl $-2147483648, %ecx # imm = 0x80000000 |
| ; X64-NEXT: cmovll %ecx, %edx |
| ; X64-NEXT: movd %edx, %xmm2 |
| ; X64-NEXT: pshufd {{.*#+}} xmm3 = xmm1[2,3,2,3] |
| ; X64-NEXT: movd %xmm3, %edx |
| ; X64-NEXT: movslq %edx, %rdx |
| ; X64-NEXT: pshufd {{.*#+}} xmm3 = xmm0[2,3,2,3] |
| ; X64-NEXT: movd %xmm3, %esi |
| ; X64-NEXT: movslq %esi, %rsi |
| ; X64-NEXT: imulq %rdx, %rsi |
| ; X64-NEXT: movq %rsi, %rdx |
| ; X64-NEXT: shrq $32, %rdx |
| ; X64-NEXT: shrdl $2, %edx, %esi |
| ; X64-NEXT: cmpl $1, %edx |
| ; X64-NEXT: cmovgl %eax, %esi |
| ; X64-NEXT: cmpl $-2, %edx |
| ; X64-NEXT: cmovll %ecx, %esi |
| ; X64-NEXT: movd %esi, %xmm3 |
| ; X64-NEXT: punpckldq {{.*#+}} xmm3 = xmm3[0],xmm2[0],xmm3[1],xmm2[1] |
| ; X64-NEXT: movd %xmm1, %edx |
| ; X64-NEXT: movslq %edx, %rdx |
| ; X64-NEXT: movd %xmm0, %esi |
| ; X64-NEXT: movslq %esi, %rsi |
| ; X64-NEXT: imulq %rdx, %rsi |
| ; X64-NEXT: movq %rsi, %rdx |
| ; X64-NEXT: shrq $32, %rdx |
| ; X64-NEXT: shrdl $2, %edx, %esi |
| ; X64-NEXT: cmpl $1, %edx |
| ; X64-NEXT: cmovgl %eax, %esi |
| ; X64-NEXT: cmpl $-2, %edx |
| ; X64-NEXT: cmovll %ecx, %esi |
| ; X64-NEXT: movd %esi, %xmm2 |
| ; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,1,1] |
| ; X64-NEXT: movd %xmm1, %edx |
| ; X64-NEXT: movslq %edx, %rdx |
| ; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[1,1,1,1] |
| ; X64-NEXT: movd %xmm0, %esi |
| ; X64-NEXT: movslq %esi, %rsi |
| ; X64-NEXT: imulq %rdx, %rsi |
| ; X64-NEXT: movq %rsi, %rdx |
| ; X64-NEXT: shrq $32, %rdx |
| ; X64-NEXT: shrdl $2, %edx, %esi |
| ; X64-NEXT: cmpl $1, %edx |
| ; X64-NEXT: cmovgl %eax, %esi |
| ; X64-NEXT: cmpl $-2, %edx |
| ; X64-NEXT: cmovll %ecx, %esi |
| ; X64-NEXT: movd %esi, %xmm0 |
| ; X64-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm0[0],xmm2[1],xmm0[1] |
| ; X64-NEXT: punpcklqdq {{.*#+}} xmm2 = xmm2[0],xmm3[0] |
| ; X64-NEXT: movdqa %xmm2, %xmm0 |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: vec: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: pushl %ebx |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ebx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: imull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %eax, %ecx |
| ; X86-NEXT: shrdl $2, %edx, %ecx |
| ; X86-NEXT: cmpl $1, %edx |
| ; X86-NEXT: movl $2147483647, %ebp # imm = 0x7FFFFFFF |
| ; X86-NEXT: cmovgl %ebp, %ecx |
| ; X86-NEXT: cmpl $-2, %edx |
| ; X86-NEXT: movl $-2147483648, %esi # imm = 0x80000000 |
| ; X86-NEXT: cmovll %esi, %ecx |
| ; X86-NEXT: movl %edi, %eax |
| ; X86-NEXT: imull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %eax, %edi |
| ; X86-NEXT: shrdl $2, %edx, %edi |
| ; X86-NEXT: cmpl $1, %edx |
| ; X86-NEXT: cmovgl %ebp, %edi |
| ; X86-NEXT: cmpl $-2, %edx |
| ; X86-NEXT: cmovll %esi, %edi |
| ; X86-NEXT: movl %ebx, %eax |
| ; X86-NEXT: imull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %eax, %ebx |
| ; X86-NEXT: shrdl $2, %edx, %ebx |
| ; X86-NEXT: cmpl $1, %edx |
| ; X86-NEXT: cmovgl %ebp, %ebx |
| ; X86-NEXT: cmpl $-2, %edx |
| ; X86-NEXT: cmovll %esi, %ebx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: imull {{[0-9]+}}(%esp) |
| ; X86-NEXT: shrdl $2, %edx, %eax |
| ; X86-NEXT: cmpl $1, %edx |
| ; X86-NEXT: cmovgl %ebp, %eax |
| ; X86-NEXT: cmpl $-2, %edx |
| ; X86-NEXT: cmovll %esi, %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; X86-NEXT: movl %eax, 12(%edx) |
| ; X86-NEXT: movl %ebx, 8(%edx) |
| ; X86-NEXT: movl %edi, 4(%edx) |
| ; X86-NEXT: movl %ecx, (%edx) |
| ; X86-NEXT: movl %edx, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: popl %edi |
| ; X86-NEXT: popl %ebx |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: retl $4 |
| %tmp = call <4 x i32> @llvm.smul.fix.sat.v4i32(<4 x i32> %x, <4 x i32> %y, i32 2) |
| ret <4 x i32> %tmp |
| } |
| |
| ; These result in regular integer multiplication |
| define i32 @func4(i32 %x, i32 %y) nounwind { |
| ; X64-LABEL: func4: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl %edi, %ecx |
| ; X64-NEXT: imull %esi, %ecx |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: testl %ecx, %ecx |
| ; X64-NEXT: setns %al |
| ; X64-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF |
| ; X64-NEXT: imull %esi, %edi |
| ; X64-NEXT: cmovnol %edi, %eax |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: func4: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; X86-NEXT: movl %eax, %esi |
| ; X86-NEXT: imull %edx, %esi |
| ; X86-NEXT: xorl %ecx, %ecx |
| ; X86-NEXT: testl %esi, %esi |
| ; X86-NEXT: setns %cl |
| ; X86-NEXT: addl $2147483647, %ecx # imm = 0x7FFFFFFF |
| ; X86-NEXT: imull %edx, %eax |
| ; X86-NEXT: cmovol %ecx, %eax |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: retl |
| %tmp = call i32 @llvm.smul.fix.sat.i32(i32 %x, i32 %y, i32 0) |
| ret i32 %tmp |
| } |
| |
| define i64 @func5(i64 %x, i64 %y) { |
| ; X64-LABEL: func5: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq %rdi, %rax |
| ; X64-NEXT: imulq %rsi, %rax |
| ; X64-NEXT: xorl %ecx, %ecx |
| ; X64-NEXT: testq %rax, %rax |
| ; X64-NEXT: setns %cl |
| ; X64-NEXT: movabsq $9223372036854775807, %rax # imm = 0x7FFFFFFFFFFFFFFF |
| ; X64-NEXT: addq %rcx, %rax |
| ; X64-NEXT: imulq %rsi, %rdi |
| ; X64-NEXT: cmovnoq %rdi, %rax |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: func5: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: .cfi_def_cfa_offset 8 |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: .cfi_def_cfa_offset 12 |
| ; X86-NEXT: pushl %eax |
| ; X86-NEXT: .cfi_def_cfa_offset 16 |
| ; X86-NEXT: .cfi_offset %esi, -12 |
| ; X86-NEXT: .cfi_offset %edi, -8 |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl $0, (%esp) |
| ; X86-NEXT: movl %esp, %edi |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: .cfi_adjust_cfa_offset 4 |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: .cfi_adjust_cfa_offset 4 |
| ; X86-NEXT: pushl %edx |
| ; X86-NEXT: .cfi_adjust_cfa_offset 4 |
| ; X86-NEXT: pushl %ecx |
| ; X86-NEXT: .cfi_adjust_cfa_offset 4 |
| ; X86-NEXT: pushl %eax |
| ; X86-NEXT: .cfi_adjust_cfa_offset 4 |
| ; X86-NEXT: calll __mulodi4 |
| ; X86-NEXT: addl $20, %esp |
| ; X86-NEXT: .cfi_adjust_cfa_offset -20 |
| ; X86-NEXT: xorl %ecx, %ecx |
| ; X86-NEXT: testl %edx, %edx |
| ; X86-NEXT: setns %cl |
| ; X86-NEXT: addl $2147483647, %ecx # imm = 0x7FFFFFFF |
| ; X86-NEXT: movl %edx, %esi |
| ; X86-NEXT: sarl $31, %esi |
| ; X86-NEXT: cmpl $0, (%esp) |
| ; X86-NEXT: cmovnel %esi, %eax |
| ; X86-NEXT: cmovnel %ecx, %edx |
| ; X86-NEXT: addl $4, %esp |
| ; X86-NEXT: .cfi_def_cfa_offset 12 |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: .cfi_def_cfa_offset 8 |
| ; X86-NEXT: popl %edi |
| ; X86-NEXT: .cfi_def_cfa_offset 4 |
| ; X86-NEXT: retl |
| %tmp = call i64 @llvm.smul.fix.sat.i64(i64 %x, i64 %y, i32 0) |
| ret i64 %tmp |
| } |
| |
| define i4 @func6(i4 %x, i4 %y) nounwind { |
| ; X64-LABEL: func6: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movl %edi, %eax |
| ; X64-NEXT: shlb $4, %sil |
| ; X64-NEXT: sarb $4, %sil |
| ; X64-NEXT: shlb $4, %al |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: imulb %sil |
| ; X64-NEXT: seto %cl |
| ; X64-NEXT: xorl %edx, %edx |
| ; X64-NEXT: testb %al, %al |
| ; X64-NEXT: setns %dl |
| ; X64-NEXT: addl $127, %edx |
| ; X64-NEXT: movzbl %al, %eax |
| ; X64-NEXT: testb %cl, %cl |
| ; X64-NEXT: cmovnel %edx, %eax |
| ; X64-NEXT: sarb $4, %al |
| ; X64-NEXT: # kill: def $al killed $al killed $eax |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: func6: |
| ; X86: # %bb.0: |
| ; X86-NEXT: movb {{[0-9]+}}(%esp), %cl |
| ; X86-NEXT: shlb $4, %cl |
| ; X86-NEXT: sarb $4, %cl |
| ; X86-NEXT: movb {{[0-9]+}}(%esp), %al |
| ; X86-NEXT: shlb $4, %al |
| ; X86-NEXT: imulb %cl |
| ; X86-NEXT: seto %dl |
| ; X86-NEXT: xorl %ecx, %ecx |
| ; X86-NEXT: testb %al, %al |
| ; X86-NEXT: setns %cl |
| ; X86-NEXT: addl $127, %ecx |
| ; X86-NEXT: movzbl %al, %eax |
| ; X86-NEXT: testb %dl, %dl |
| ; X86-NEXT: cmovnel %ecx, %eax |
| ; X86-NEXT: sarb $4, %al |
| ; X86-NEXT: # kill: def $al killed $al killed $eax |
| ; X86-NEXT: retl |
| %tmp = call i4 @llvm.smul.fix.sat.i4(i4 %x, i4 %y, i32 0) |
| ret i4 %tmp |
| } |
| |
| define <4 x i32> @vec2(<4 x i32> %x, <4 x i32> %y) nounwind { |
| ; X64-LABEL: vec2: |
| ; X64: # %bb.0: |
| ; X64-NEXT: pshufd {{.*#+}} xmm2 = xmm1[1,1,1,1] |
| ; X64-NEXT: movd %xmm2, %ecx |
| ; X64-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,1,1] |
| ; X64-NEXT: movd %xmm2, %r8d |
| ; X64-NEXT: movl %r8d, %edx |
| ; X64-NEXT: imull %ecx, %edx |
| ; X64-NEXT: xorl %esi, %esi |
| ; X64-NEXT: testl %edx, %edx |
| ; X64-NEXT: setns %sil |
| ; X64-NEXT: addl $2147483647, %esi # imm = 0x7FFFFFFF |
| ; X64-NEXT: imull %ecx, %r8d |
| ; X64-NEXT: cmovol %esi, %r8d |
| ; X64-NEXT: movd %xmm1, %edx |
| ; X64-NEXT: movd %xmm0, %ecx |
| ; X64-NEXT: movl %ecx, %esi |
| ; X64-NEXT: imull %edx, %esi |
| ; X64-NEXT: xorl %edi, %edi |
| ; X64-NEXT: testl %esi, %esi |
| ; X64-NEXT: setns %dil |
| ; X64-NEXT: addl $2147483647, %edi # imm = 0x7FFFFFFF |
| ; X64-NEXT: imull %edx, %ecx |
| ; X64-NEXT: cmovol %edi, %ecx |
| ; X64-NEXT: pshufd {{.*#+}} xmm2 = xmm1[2,3,2,3] |
| ; X64-NEXT: movd %xmm2, %edx |
| ; X64-NEXT: pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3] |
| ; X64-NEXT: movd %xmm2, %esi |
| ; X64-NEXT: movl %esi, %edi |
| ; X64-NEXT: imull %edx, %edi |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: testl %edi, %edi |
| ; X64-NEXT: setns %al |
| ; X64-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF |
| ; X64-NEXT: imull %edx, %esi |
| ; X64-NEXT: cmovol %eax, %esi |
| ; X64-NEXT: pshufd {{.*#+}} xmm1 = xmm1[3,3,3,3] |
| ; X64-NEXT: movd %xmm1, %r9d |
| ; X64-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,3,3,3] |
| ; X64-NEXT: movd %xmm0, %edx |
| ; X64-NEXT: movl %edx, %edi |
| ; X64-NEXT: imull %r9d, %edi |
| ; X64-NEXT: xorl %eax, %eax |
| ; X64-NEXT: testl %edi, %edi |
| ; X64-NEXT: setns %al |
| ; X64-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF |
| ; X64-NEXT: imull %r9d, %edx |
| ; X64-NEXT: cmovol %eax, %edx |
| ; X64-NEXT: movd %edx, %xmm0 |
| ; X64-NEXT: movd %esi, %xmm1 |
| ; X64-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1] |
| ; X64-NEXT: movd %ecx, %xmm0 |
| ; X64-NEXT: movd %r8d, %xmm2 |
| ; X64-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1] |
| ; X64-NEXT: punpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: vec2: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: pushl %ebx |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; X86-NEXT: movl %ecx, %esi |
| ; X86-NEXT: imull %edx, %esi |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: testl %esi, %esi |
| ; X86-NEXT: setns %al |
| ; X86-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF |
| ; X86-NEXT: imull %edx, %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; X86-NEXT: cmovol %eax, %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl %edx, %edi |
| ; X86-NEXT: imull %esi, %edi |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: testl %edi, %edi |
| ; X86-NEXT: setns %al |
| ; X86-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF |
| ; X86-NEXT: imull %esi, %edx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: cmovol %eax, %edx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; X86-NEXT: movl %esi, %ebx |
| ; X86-NEXT: imull %edi, %ebx |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: testl %ebx, %ebx |
| ; X86-NEXT: setns %al |
| ; X86-NEXT: addl $2147483647, %eax # imm = 0x7FFFFFFF |
| ; X86-NEXT: imull %edi, %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; X86-NEXT: cmovol %eax, %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: movl %edi, %ebp |
| ; X86-NEXT: imull %eax, %ebp |
| ; X86-NEXT: xorl %ebx, %ebx |
| ; X86-NEXT: testl %ebp, %ebp |
| ; X86-NEXT: setns %bl |
| ; X86-NEXT: addl $2147483647, %ebx # imm = 0x7FFFFFFF |
| ; X86-NEXT: imull %eax, %edi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: cmovol %ebx, %edi |
| ; X86-NEXT: movl %ecx, 12(%eax) |
| ; X86-NEXT: movl %edx, 8(%eax) |
| ; X86-NEXT: movl %esi, 4(%eax) |
| ; X86-NEXT: movl %edi, (%eax) |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: popl %edi |
| ; X86-NEXT: popl %ebx |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: retl $4 |
| %tmp = call <4 x i32> @llvm.smul.fix.sat.v4i32(<4 x i32> %x, <4 x i32> %y, i32 0) |
| ret <4 x i32> %tmp |
| } |
| |
| define i64 @func7(i64 %x, i64 %y) nounwind { |
| ; X64-LABEL: func7: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq %rdi, %rax |
| ; X64-NEXT: imulq %rsi |
| ; X64-NEXT: shrdq $32, %rdx, %rax |
| ; X64-NEXT: cmpq $2147483647, %rdx # imm = 0x7FFFFFFF |
| ; X64-NEXT: movabsq $9223372036854775807, %rcx # imm = 0x7FFFFFFFFFFFFFFF |
| ; X64-NEXT: cmovgq %rcx, %rax |
| ; X64-NEXT: cmpq $-2147483648, %rdx # imm = 0x80000000 |
| ; X64-NEXT: movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000 |
| ; X64-NEXT: cmovlq %rcx, %rax |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: func7: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: pushl %ebx |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl %ecx, %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %edx, %edi |
| ; X86-NEXT: movl %eax, %ebx |
| ; X86-NEXT: movl %ecx, %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: addl %edx, %ebx |
| ; X86-NEXT: adcl $0, %edi |
| ; X86-NEXT: movl %esi, %eax |
| ; X86-NEXT: imull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %edx, %ebp |
| ; X86-NEXT: movl %eax, %ecx |
| ; X86-NEXT: movl %esi, %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: addl %ebx, %eax |
| ; X86-NEXT: adcl %edi, %edx |
| ; X86-NEXT: adcl $0, %ebp |
| ; X86-NEXT: addl %ecx, %edx |
| ; X86-NEXT: adcl $0, %ebp |
| ; X86-NEXT: movl %edx, %ecx |
| ; X86-NEXT: subl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl %ebp, %esi |
| ; X86-NEXT: sbbl $0, %esi |
| ; X86-NEXT: cmpl $0, {{[0-9]+}}(%esp) |
| ; X86-NEXT: cmovnsl %ebp, %esi |
| ; X86-NEXT: cmovnsl %edx, %ecx |
| ; X86-NEXT: movl %ecx, %edx |
| ; X86-NEXT: subl {{[0-9]+}}(%esp), %edx |
| ; X86-NEXT: movl %esi, %edi |
| ; X86-NEXT: sbbl $0, %edi |
| ; X86-NEXT: cmpl $0, {{[0-9]+}}(%esp) |
| ; X86-NEXT: cmovnsl %esi, %edi |
| ; X86-NEXT: cmovnsl %ecx, %edx |
| ; X86-NEXT: testl %edx, %edx |
| ; X86-NEXT: setns %cl |
| ; X86-NEXT: sets %ch |
| ; X86-NEXT: testl %edi, %edi |
| ; X86-NEXT: setg %bl |
| ; X86-NEXT: sete %bh |
| ; X86-NEXT: andb %ch, %bh |
| ; X86-NEXT: orb %bl, %bh |
| ; X86-NEXT: movl $2147483647, %esi # imm = 0x7FFFFFFF |
| ; X86-NEXT: cmovnel %esi, %edx |
| ; X86-NEXT: movl $-1, %esi |
| ; X86-NEXT: cmovnel %esi, %eax |
| ; X86-NEXT: cmpl $-1, %edi |
| ; X86-NEXT: setl %ch |
| ; X86-NEXT: sete %bl |
| ; X86-NEXT: andb %cl, %bl |
| ; X86-NEXT: xorl %esi, %esi |
| ; X86-NEXT: orb %ch, %bl |
| ; X86-NEXT: cmovnel %esi, %eax |
| ; X86-NEXT: movl $-2147483648, %ecx # imm = 0x80000000 |
| ; X86-NEXT: cmovnel %ecx, %edx |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: popl %edi |
| ; X86-NEXT: popl %ebx |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: retl |
| %tmp = call i64 @llvm.smul.fix.sat.i64(i64 %x, i64 %y, i32 32) |
| ret i64 %tmp |
| } |
| |
| define i64 @func8(i64 %x, i64 %y) nounwind { |
| ; X64-LABEL: func8: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq %rdi, %rax |
| ; X64-NEXT: imulq %rsi |
| ; X64-NEXT: shrdq $63, %rdx, %rax |
| ; X64-NEXT: movabsq $4611686018427387903, %rcx # imm = 0x3FFFFFFFFFFFFFFF |
| ; X64-NEXT: cmpq %rcx, %rdx |
| ; X64-NEXT: movabsq $9223372036854775807, %rcx # imm = 0x7FFFFFFFFFFFFFFF |
| ; X64-NEXT: cmovgq %rcx, %rax |
| ; X64-NEXT: movabsq $-4611686018427387904, %rcx # imm = 0xC000000000000000 |
| ; X64-NEXT: cmpq %rcx, %rdx |
| ; X64-NEXT: movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000 |
| ; X64-NEXT: cmovlq %rcx, %rax |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: func8: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: pushl %ebx |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl %ecx, %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %edx, %edi |
| ; X86-NEXT: movl %eax, %ebx |
| ; X86-NEXT: movl %ecx, %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: addl %edx, %ebx |
| ; X86-NEXT: adcl $0, %edi |
| ; X86-NEXT: movl %esi, %eax |
| ; X86-NEXT: imull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %edx, %ebp |
| ; X86-NEXT: movl %eax, %ecx |
| ; X86-NEXT: movl %esi, %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: addl %ebx, %eax |
| ; X86-NEXT: adcl %edi, %edx |
| ; X86-NEXT: adcl $0, %ebp |
| ; X86-NEXT: addl %ecx, %edx |
| ; X86-NEXT: adcl $0, %ebp |
| ; X86-NEXT: movl %edx, %ecx |
| ; X86-NEXT: subl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl %ebp, %esi |
| ; X86-NEXT: sbbl $0, %esi |
| ; X86-NEXT: cmpl $0, {{[0-9]+}}(%esp) |
| ; X86-NEXT: cmovnsl %ebp, %esi |
| ; X86-NEXT: cmovnsl %edx, %ecx |
| ; X86-NEXT: movl %ecx, %edx |
| ; X86-NEXT: subl {{[0-9]+}}(%esp), %edx |
| ; X86-NEXT: movl %esi, %edi |
| ; X86-NEXT: sbbl $0, %edi |
| ; X86-NEXT: cmpl $0, {{[0-9]+}}(%esp) |
| ; X86-NEXT: cmovnsl %esi, %edi |
| ; X86-NEXT: cmovnsl %ecx, %edx |
| ; X86-NEXT: shrdl $31, %edx, %eax |
| ; X86-NEXT: shrdl $31, %edi, %edx |
| ; X86-NEXT: cmpl $1073741823, %edi # imm = 0x3FFFFFFF |
| ; X86-NEXT: movl $2147483647, %ecx # imm = 0x7FFFFFFF |
| ; X86-NEXT: cmovgl %ecx, %edx |
| ; X86-NEXT: movl $-1, %ecx |
| ; X86-NEXT: cmovgl %ecx, %eax |
| ; X86-NEXT: xorl %ecx, %ecx |
| ; X86-NEXT: cmpl $-1073741824, %edi # imm = 0xC0000000 |
| ; X86-NEXT: cmovll %ecx, %eax |
| ; X86-NEXT: movl $-2147483648, %ecx # imm = 0x80000000 |
| ; X86-NEXT: cmovll %ecx, %edx |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: popl %edi |
| ; X86-NEXT: popl %ebx |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: retl |
| %tmp = call i64 @llvm.smul.fix.sat.i64(i64 %x, i64 %y, i32 63) |
| ret i64 %tmp |
| } |