diff options
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/X86/clz.ll | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/llvm/test/CodeGen/X86/clz.ll b/llvm/test/CodeGen/X86/clz.ll index e9f59944adc..9d827fc88b3 100644 --- a/llvm/test/CodeGen/X86/clz.ll +++ b/llvm/test/CodeGen/X86/clz.ll @@ -786,7 +786,6 @@ define i8 @cttz_i8_knownbits(i8 %x) { ; X32-NEXT: orb $2, %al ; X32-NEXT: movzbl %al, %eax ; X32-NEXT: bsfl %eax, %eax -; X32-NEXT: andb $1, %al ; X32-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; X32-NEXT: retl ; @@ -795,7 +794,6 @@ define i8 @cttz_i8_knownbits(i8 %x) { ; X64-NEXT: orb $2, %dil ; X64-NEXT: movzbl %dil, %eax ; X64-NEXT: bsfl %eax, %eax -; X64-NEXT: andb $1, %al ; X64-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; X64-NEXT: retq ; @@ -805,7 +803,6 @@ define i8 @cttz_i8_knownbits(i8 %x) { ; X32-CLZ-NEXT: orb $2, %al ; X32-CLZ-NEXT: movzbl %al, %eax ; X32-CLZ-NEXT: tzcntl %eax, %eax -; X32-CLZ-NEXT: andb $1, %al ; X32-CLZ-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; X32-CLZ-NEXT: retl ; @@ -814,7 +811,6 @@ define i8 @cttz_i8_knownbits(i8 %x) { ; X64-CLZ-NEXT: orb $2, %dil ; X64-CLZ-NEXT: movzbl %dil, %eax ; X64-CLZ-NEXT: tzcntl %eax, %eax -; X64-CLZ-NEXT: andb $1, %al ; X64-CLZ-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; X64-CLZ-NEXT: retq %x2 = or i8 %x, 2 @@ -830,8 +826,7 @@ define i8 @ctlz_i8_knownbits(i8 %x) { ; X32-NEXT: orb $64, %al ; X32-NEXT: movzbl %al, %eax ; X32-NEXT: bsrl %eax, %eax -; X32-NEXT: notl %eax -; X32-NEXT: andb $1, %al +; X32-NEXT: xorl $7, %eax ; X32-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; X32-NEXT: retl ; @@ -840,8 +835,7 @@ define i8 @ctlz_i8_knownbits(i8 %x) { ; X64-NEXT: orb $64, %dil ; X64-NEXT: movzbl %dil, %eax ; X64-NEXT: bsrl %eax, %eax -; X64-NEXT: notl %eax -; X64-NEXT: andb $1, %al +; X64-NEXT: xorl $7, %eax ; X64-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; X64-NEXT: retq ; @@ -852,7 +846,6 @@ define i8 @ctlz_i8_knownbits(i8 %x) { ; X32-CLZ-NEXT: movzbl %al, %eax ; X32-CLZ-NEXT: lzcntl %eax, %eax ; X32-CLZ-NEXT: addl $-24, %eax -; X32-CLZ-NEXT: andb $1, %al ; X32-CLZ-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; X32-CLZ-NEXT: retl ; @@ -862,7 +855,6 @@ define i8 @ctlz_i8_knownbits(i8 %x) { ; X64-CLZ-NEXT: movzbl %dil, %eax ; X64-CLZ-NEXT: lzcntl %eax, %eax ; X64-CLZ-NEXT: addl $-24, %eax -; X64-CLZ-NEXT: andb $1, %al ; X64-CLZ-NEXT: # kill: %AL<def> %AL<kill> %EAX<kill> ; X64-CLZ-NEXT: retq |
