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[x86] add tests for logic of setcc (PR40611); NFC 

llvm-svn: 353789
This commit is contained in:
Sanjay Patel 2019-02-12 01:46:30 +00:00
parent 14fb86310f
commit 093b896dcb
1 changed files with 30 additions and 0 deletions
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30
llvm/test/CodeGen/X86/setcc-logic.ll
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@ -482,3 +482,33 @@ define <4 x i1> @and_eq_vec(<4 x i32> %a, <4 x i32> %b, <4 x i32> %c, <4 x i32>
ret <4 x i1> %and
}
define i1 @or_icmps_const_1bit_diff(i8 %x) {
; CHECK-LABEL: or_icmps_const_1bit_diff:
; CHECK: # %bb.0:
; CHECK-NEXT: cmpb $43, %dil
; CHECK-NEXT: sete %cl
; CHECK-NEXT: cmpb $45, %dil
; CHECK-NEXT: sete %al
; CHECK-NEXT: orb %cl, %al
; CHECK-NEXT: retq
%a = icmp eq i8 %x, 43
%b = icmp eq i8 %x, 45
%r = or i1 %a, %b
ret i1 %r
}
define i1 @and_icmps_const_1bit_diff(i32 %x) {
; CHECK-LABEL: and_icmps_const_1bit_diff:
; CHECK: # %bb.0:
; CHECK-NEXT: cmpl $44, %edi
; CHECK-NEXT: setne %cl
; CHECK-NEXT: cmpl $60, %edi
; CHECK-NEXT: setne %al
; CHECK-NEXT: andb %cl, %al
; CHECK-NEXT: retq
%a = icmp ne i32 %x, 44
%b = icmp ne i32 %x, 60
%r = and i1 %a, %b
ret i1 %r
}