diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/ssub_sat.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/ssub_sat.ll | 39 |
1 files changed, 17 insertions, 22 deletions
diff --git a/llvm/test/CodeGen/X86/ssub_sat.ll b/llvm/test/CodeGen/X86/ssub_sat.ll index a92905a975b..5e7a3f93506 100644 --- a/llvm/test/CodeGen/X86/ssub_sat.ll +++ b/llvm/test/CodeGen/X86/ssub_sat.ll @@ -147,34 +147,29 @@ define signext i8 @func8(i8 signext %x, i8 signext %y) nounwind { define signext i4 @func3(i4 signext %x, i4 signext %y) nounwind { ; X86-LABEL: func3: ; X86: # %bb.0: -; X86-NEXT: movb {{[0-9]+}}(%esp), %cl -; X86-NEXT: movb {{[0-9]+}}(%esp), %dl -; X86-NEXT: shlb $4, %dl -; X86-NEXT: shlb $4, %cl -; X86-NEXT: xorl %eax, %eax -; X86-NEXT: cmpb %dl, %cl -; X86-NEXT: setns %al -; X86-NEXT: addl $127, %eax -; X86-NEXT: subb %dl, %cl -; X86-NEXT: movzbl %cl, %ecx -; X86-NEXT: cmovol %eax, %ecx -; X86-NEXT: sarb $4, %cl +; X86-NEXT: movb {{[0-9]+}}(%esp), %al +; X86-NEXT: subb {{[0-9]+}}(%esp), %al +; X86-NEXT: movzbl %al, %ecx +; X86-NEXT: cmpb $7, %al +; X86-NEXT: movl $7, %eax +; X86-NEXT: cmovll %ecx, %eax +; X86-NEXT: cmpb $-8, %al +; X86-NEXT: movl $248, %ecx +; X86-NEXT: cmovgl %eax, %ecx ; X86-NEXT: movsbl %cl, %eax ; X86-NEXT: retl ; ; X64-LABEL: func3: ; X64: # %bb.0: -; X64-NEXT: shlb $4, %sil -; X64-NEXT: shlb $4, %dil -; X64-NEXT: xorl %eax, %eax -; X64-NEXT: cmpb %sil, %dil -; X64-NEXT: setns %al -; X64-NEXT: addl $127, %eax ; X64-NEXT: subb %sil, %dil -; X64-NEXT: movzbl %dil, %ecx -; X64-NEXT: cmovol %eax, %ecx -; X64-NEXT: sarb $4, %cl -; X64-NEXT: movsbl %cl, %eax +; X64-NEXT: movzbl %dil, %eax +; X64-NEXT: cmpb $7, %al +; X64-NEXT: movl $7, %ecx +; X64-NEXT: cmovll %eax, %ecx +; X64-NEXT: cmpb $-8, %cl +; X64-NEXT: movl $248, %eax +; X64-NEXT: cmovgl %ecx, %eax +; X64-NEXT: movsbl %al, %eax ; X64-NEXT: retq %tmp = call i4 @llvm.ssub.sat.i4(i4 %x, i4 %y) ret i4 %tmp |
