diff options
Diffstat (limited to 'llvm/test/CodeGen/X86/uadd_sat_plus.ll')
| -rw-r--r-- | llvm/test/CodeGen/X86/uadd_sat_plus.ll | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/llvm/test/CodeGen/X86/uadd_sat_plus.ll b/llvm/test/CodeGen/X86/uadd_sat_plus.ll index 428e2933c46..ac102033717 100644 --- a/llvm/test/CodeGen/X86/uadd_sat_plus.ll +++ b/llvm/test/CodeGen/X86/uadd_sat_plus.ll @@ -108,17 +108,15 @@ define zeroext i8 @func8(i8 zeroext %x, i8 zeroext %y, i8 zeroext %z) nounwind { define zeroext i4 @func4(i4 zeroext %x, i4 zeroext %y, i4 zeroext %z) nounwind { ; X86-LABEL: func4: ; X86: # %bb.0: -; X86-NEXT: movb {{[0-9]+}}(%esp), %cl ; X86-NEXT: movb {{[0-9]+}}(%esp), %al ; X86-NEXT: mulb {{[0-9]+}}(%esp) -; X86-NEXT: shlb $4, %al -; X86-NEXT: shlb $4, %cl -; X86-NEXT: addb %al, %cl -; X86-NEXT: movzbl %cl, %eax -; X86-NEXT: movl $255, %ecx -; X86-NEXT: cmovael %eax, %ecx -; X86-NEXT: shrb $4, %cl -; X86-NEXT: movzbl %cl, %eax +; X86-NEXT: andb $15, %al +; X86-NEXT: addb {{[0-9]+}}(%esp), %al +; X86-NEXT: movzbl %al, %ecx +; X86-NEXT: cmpb $15, %al +; X86-NEXT: movl $15, %eax +; X86-NEXT: cmovbl %ecx, %eax +; X86-NEXT: movzbl %al, %eax ; X86-NEXT: retl ; ; X64-LABEL: func4: @@ -126,13 +124,12 @@ define zeroext i4 @func4(i4 zeroext %x, i4 zeroext %y, i4 zeroext %z) nounwind { ; X64-NEXT: movl %esi, %eax ; X64-NEXT: # kill: def $al killed $al killed $eax ; X64-NEXT: mulb %dl -; X64-NEXT: shlb $4, %al -; X64-NEXT: shlb $4, %dil -; X64-NEXT: addb %al, %dil -; X64-NEXT: movzbl %dil, %eax -; X64-NEXT: movl $255, %ecx -; X64-NEXT: cmovael %eax, %ecx -; X64-NEXT: shrb $4, %cl +; X64-NEXT: andb $15, %al +; X64-NEXT: addb %dil, %al +; X64-NEXT: movzbl %al, %eax +; X64-NEXT: cmpb $15, %al +; X64-NEXT: movl $15, %ecx +; X64-NEXT: cmovbl %eax, %ecx ; X64-NEXT: movzbl %cl, %eax ; X64-NEXT: retq %a = mul i4 %y, %z |
