diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/test/CodeGen/X86/iabs.ll | 53 |
1 files changed, 35 insertions, 18 deletions
diff --git a/llvm/test/CodeGen/X86/iabs.ll b/llvm/test/CodeGen/X86/iabs.ll index 16310d16f05..4088f023978 100644 --- a/llvm/test/CodeGen/X86/iabs.ll +++ b/llvm/test/CodeGen/X86/iabs.ll @@ -1,5 +1,6 @@ ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py -; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X86 +; RUN: llc < %s -mtriple=i686-unknown-unknown | FileCheck %s --check-prefix=X86 --check-prefix=X86-NO-CMOV +; RUN: llc < %s -mtriple=i686-unknown-unknown -mattr=+cmov | FileCheck %s --check-prefix=X86 --check-prefix=X86-CMOV ; RUN: llc < %s -mtriple=x86_64-unknown-unknown | FileCheck %s --check-prefix=X64 ;; Integer absolute value, should produce something at least as good as: @@ -33,15 +34,23 @@ define i8 @test_i8(i8 %a) nounwind { } define i16 @test_i16(i16 %a) nounwind { -; X86-LABEL: test_i16: -; X86: # BB#0: -; X86-NEXT: movzwl {{[0-9]+}}(%esp), %eax -; X86-NEXT: movl %eax, %ecx -; X86-NEXT: sarw $15, %cx -; X86-NEXT: addl %ecx, %eax -; X86-NEXT: xorl %ecx, %eax -; X86-NEXT: # kill: %AX<def> %AX<kill> %EAX<kill> -; X86-NEXT: retl +; X86-NO-CMOV-LABEL: test_i16: +; X86-NO-CMOV: # BB#0: +; X86-NO-CMOV-NEXT: movzwl {{[0-9]+}}(%esp), %eax +; X86-NO-CMOV-NEXT: movl %eax, %ecx +; X86-NO-CMOV-NEXT: sarw $15, %cx +; X86-NO-CMOV-NEXT: addl %ecx, %eax +; X86-NO-CMOV-NEXT: xorl %ecx, %eax +; X86-NO-CMOV-NEXT: # kill: %AX<def> %AX<kill> %EAX<kill> +; X86-NO-CMOV-NEXT: retl +; +; X86-CMOV-LABEL: test_i16: +; X86-CMOV: # BB#0: +; X86-CMOV-NEXT: movzwl {{[0-9]+}}(%esp), %ecx +; X86-CMOV-NEXT: movl %ecx, %eax +; X86-CMOV-NEXT: negw %ax +; X86-CMOV-NEXT: cmovlw %cx, %ax +; X86-CMOV-NEXT: retl ; ; X64-LABEL: test_i16: ; X64: # BB#0: @@ -56,14 +65,22 @@ define i16 @test_i16(i16 %a) nounwind { } define i32 @test_i32(i32 %a) nounwind { -; X86-LABEL: test_i32: -; X86: # BB#0: -; X86-NEXT: movl {{[0-9]+}}(%esp), %eax -; X86-NEXT: movl %eax, %ecx -; X86-NEXT: sarl $31, %ecx -; X86-NEXT: addl %ecx, %eax -; X86-NEXT: xorl %ecx, %eax -; X86-NEXT: retl +; X86-NO-CMOV-LABEL: test_i32: +; X86-NO-CMOV: # BB#0: +; X86-NO-CMOV-NEXT: movl {{[0-9]+}}(%esp), %eax +; X86-NO-CMOV-NEXT: movl %eax, %ecx +; X86-NO-CMOV-NEXT: sarl $31, %ecx +; X86-NO-CMOV-NEXT: addl %ecx, %eax +; X86-NO-CMOV-NEXT: xorl %ecx, %eax +; X86-NO-CMOV-NEXT: retl +; +; X86-CMOV-LABEL: test_i32: +; X86-CMOV: # BB#0: +; X86-CMOV-NEXT: movl {{[0-9]+}}(%esp), %ecx +; X86-CMOV-NEXT: movl %ecx, %eax +; X86-CMOV-NEXT: negl %eax +; X86-CMOV-NEXT: cmovll %ecx, %eax +; X86-CMOV-NEXT: retl ; ; X64-LABEL: test_i32: ; X64: # BB#0: |
