| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-unknown | FileCheck %s --check-prefix=X64 |
| ; RUN: llc < %s -mtriple=i386-unknown | FileCheck %s --check-prefix=X86 |
| |
| define i128 @foo(i128 %t, i128 %u) { |
| ; X64-LABEL: foo: |
| ; X64: # %bb.0: |
| ; X64-NEXT: movq %rdx, %r8 |
| ; X64-NEXT: movq %rdi, %rax |
| ; X64-NEXT: imulq %rdi, %rcx |
| ; X64-NEXT: mulq %rdx |
| ; X64-NEXT: addq %rcx, %rdx |
| ; X64-NEXT: imulq %r8, %rsi |
| ; X64-NEXT: addq %rsi, %rdx |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: foo: |
| ; X86: # %bb.0: |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: .cfi_def_cfa_offset 8 |
| ; X86-NEXT: pushl %ebx |
| ; X86-NEXT: .cfi_def_cfa_offset 12 |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: .cfi_def_cfa_offset 16 |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: .cfi_def_cfa_offset 20 |
| ; X86-NEXT: subl $8, %esp |
| ; X86-NEXT: .cfi_def_cfa_offset 28 |
| ; X86-NEXT: .cfi_offset %esi, -20 |
| ; X86-NEXT: .cfi_offset %edi, -16 |
| ; X86-NEXT: .cfi_offset %ebx, -12 |
| ; X86-NEXT: .cfi_offset %ebp, -8 |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: imull %edx, %esi |
| ; X86-NEXT: movl %edi, %eax |
| ; X86-NEXT: mull %edx |
| ; X86-NEXT: movl %eax, %ebx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: imull %edi, %ecx |
| ; X86-NEXT: addl %edx, %ecx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: addl %esi, %ecx |
| ; X86-NEXT: movl %eax, %esi |
| ; X86-NEXT: imull {{[0-9]+}}(%esp), %esi |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ebp |
| ; X86-NEXT: mull %ebp |
| ; X86-NEXT: addl %esi, %edx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %edi |
| ; X86-NEXT: imull %ebp, %edi |
| ; X86-NEXT: addl %edx, %edi |
| ; X86-NEXT: addl %ebx, %eax |
| ; X86-NEXT: movl %eax, {{[-0-9]+}}(%e{{[sb]}}p) # 4-byte Spill |
| ; X86-NEXT: adcl %ecx, %edi |
| ; X86-NEXT: movl %ebp, %eax |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: mull %ecx |
| ; X86-NEXT: movl %edx, %ebx |
| ; X86-NEXT: movl %eax, (%esp) # 4-byte Spill |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: mull %ecx |
| ; X86-NEXT: movl %edx, %esi |
| ; X86-NEXT: movl %eax, %ecx |
| ; X86-NEXT: addl %ebx, %ecx |
| ; X86-NEXT: adcl $0, %esi |
| ; X86-NEXT: movl %ebp, %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: movl %edx, %ebx |
| ; X86-NEXT: movl %eax, %ebp |
| ; X86-NEXT: addl %ecx, %ebp |
| ; X86-NEXT: adcl %esi, %ebx |
| ; X86-NEXT: setb %cl |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %eax |
| ; X86-NEXT: mull {{[0-9]+}}(%esp) |
| ; X86-NEXT: addl %ebx, %eax |
| ; X86-NEXT: movzbl %cl, %ecx |
| ; X86-NEXT: adcl %ecx, %edx |
| ; X86-NEXT: addl {{[-0-9]+}}(%e{{[sb]}}p), %eax # 4-byte Folded Reload |
| ; X86-NEXT: adcl %edi, %edx |
| ; X86-NEXT: movl {{[0-9]+}}(%esp), %ecx |
| ; X86-NEXT: movl (%esp), %esi # 4-byte Reload |
| ; X86-NEXT: movl %esi, (%ecx) |
| ; X86-NEXT: movl %ebp, 4(%ecx) |
| ; X86-NEXT: movl %eax, 8(%ecx) |
| ; X86-NEXT: movl %edx, 12(%ecx) |
| ; X86-NEXT: movl %ecx, %eax |
| ; X86-NEXT: addl $8, %esp |
| ; X86-NEXT: .cfi_def_cfa_offset 20 |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: .cfi_def_cfa_offset 16 |
| ; X86-NEXT: popl %edi |
| ; X86-NEXT: .cfi_def_cfa_offset 12 |
| ; X86-NEXT: popl %ebx |
| ; X86-NEXT: .cfi_def_cfa_offset 8 |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: .cfi_def_cfa_offset 4 |
| ; X86-NEXT: retl $4 |
| %k = mul i128 %t, %u |
| ret i128 %k |
| } |
| |
| @aaa = external global i128 |
| @bbb = external global i128 |
| |
| define void @PR13897() nounwind { |
| ; X64-LABEL: PR13897: |
| ; X64: # %bb.0: # %"0x0" |
| ; X64-NEXT: movl {{.*}}(%rip), %ecx |
| ; X64-NEXT: movabsq $4294967297, %rdx # imm = 0x100000001 |
| ; X64-NEXT: movq %rcx, %rax |
| ; X64-NEXT: mulq %rdx |
| ; X64-NEXT: addq %rcx, %rdx |
| ; X64-NEXT: shlq $32, %rcx |
| ; X64-NEXT: addq %rcx, %rdx |
| ; X64-NEXT: movq %rax, {{.*}}(%rip) |
| ; X64-NEXT: movq %rdx, aaa+{{.*}}(%rip) |
| ; X64-NEXT: retq |
| ; |
| ; X86-LABEL: PR13897: |
| ; X86: # %bb.0: # %"0x0" |
| ; X86-NEXT: pushl %ebp |
| ; X86-NEXT: pushl %ebx |
| ; X86-NEXT: pushl %edi |
| ; X86-NEXT: pushl %esi |
| ; X86-NEXT: pushl %eax |
| ; X86-NEXT: movl bbb, %eax |
| ; X86-NEXT: movl %eax, (%esp) # 4-byte Spill |
| ; X86-NEXT: movl $1, %ebx |
| ; X86-NEXT: mull %ebx |
| ; X86-NEXT: movl %edx, %esi |
| ; X86-NEXT: movl %eax, %edi |
| ; X86-NEXT: xorl %eax, %eax |
| ; X86-NEXT: mull %ebx |
| ; X86-NEXT: movl %eax, %ebx |
| ; X86-NEXT: addl %esi, %ebx |
| ; X86-NEXT: movl %edx, %ebp |
| ; X86-NEXT: adcl $0, %ebp |
| ; X86-NEXT: addl %edi, %ebx |
| ; X86-NEXT: adcl %esi, %ebp |
| ; X86-NEXT: setb %cl |
| ; X86-NEXT: addl %eax, %ebp |
| ; X86-NEXT: movzbl %cl, %eax |
| ; X86-NEXT: adcl %edx, %eax |
| ; X86-NEXT: addl %edi, %ebp |
| ; X86-NEXT: adcl %esi, %eax |
| ; X86-NEXT: addl (%esp), %eax # 4-byte Folded Reload |
| ; X86-NEXT: movl %edi, aaa |
| ; X86-NEXT: movl %ebx, aaa+4 |
| ; X86-NEXT: movl %ebp, aaa+8 |
| ; X86-NEXT: movl %eax, aaa+12 |
| ; X86-NEXT: addl $4, %esp |
| ; X86-NEXT: popl %esi |
| ; X86-NEXT: popl %edi |
| ; X86-NEXT: popl %ebx |
| ; X86-NEXT: popl %ebp |
| ; X86-NEXT: retl |
| "0x0": |
| %0 = load i128, i128* @bbb |
| %1 = and i128 %0, 4294967295 |
| %2 = shl i128 %0, 96 |
| %3 = mul i128 %1, 18446744078004518913 |
| %4 = add i128 %3, %2 |
| store i128 %4, i128* @aaa |
| ret void |
| } |