llvm-mirror/test/CodeGen/X86/combine-testm-and.ll
Igor Breger 67ec53feac AVX512: Combine AND + TESTM instructions .
Differential Revision: http://reviews.llvm.org/D17844

llvm-svn: 262621
2016-03-03 14:18:38 +00:00

62 lines
2.2 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
;RUN: llc -mtriple=x86_64-apple-darwin -mcpu=skx < %s | FileCheck %s
define i32 @combineTESTM_AND_1(<8 x i64> %a, <8 x i64> %b) {
; CHECK-LABEL: combineTESTM_AND_1:
; CHECK: ## BB#0:
; CHECK-NEXT: vptestmq %zmm0, %zmm1, %k0
; CHECK-NEXT: kmovb %k0, %eax
; CHECK-NEXT: movzbl %al, %eax
; CHECK-NEXT: retq
%and.i = and <8 x i64> %b, %a
%test.i = tail call i8 @llvm.x86.avx512.ptestm.q.512(<8 x i64> %and.i, <8 x i64> %and.i, i8 -1)
%conv = zext i8 %test.i to i32
ret i32 %conv
}
define i32 @combineTESTM_AND_2(<8 x i64> %a, <8 x i64> %b , i8 %mask) {
; CHECK-LABEL: combineTESTM_AND_2:
; CHECK: ## BB#0:
; CHECK-NEXT: kmovb %edi, %k1
; CHECK-NEXT: vptestmq %zmm0, %zmm1, %k0 {%k1}
; CHECK-NEXT: kmovb %k0, %eax
; CHECK-NEXT: movzbl %al, %eax
; CHECK-NEXT: retq
%and.i = and <8 x i64> %b, %a
%test.i = tail call i8 @llvm.x86.avx512.ptestm.q.512(<8 x i64> %and.i, <8 x i64> %and.i, i8 %mask)
%conv = zext i8 %test.i to i32
ret i32 %conv
}
define i32 @combineTESTM_AND_mask_3(<8 x i64> %a, <8 x i64>* %bptr , i8 %mask) {
; CHECK-LABEL: combineTESTM_AND_mask_3:
; CHECK: ## BB#0:
; CHECK-NEXT: kmovb %esi, %k1
; CHECK-NEXT: vptestmq (%rdi), %zmm0, %k0 {%k1}
; CHECK-NEXT: kmovb %k0, %eax
; CHECK-NEXT: movzbl %al, %eax
; CHECK-NEXT: retq
%b = load <8 x i64>, <8 x i64>* %bptr
%and.i = and <8 x i64> %a, %b
%test.i = tail call i8 @llvm.x86.avx512.ptestm.q.512(<8 x i64> %and.i, <8 x i64> %and.i, i8 %mask)
%conv = zext i8 %test.i to i32
ret i32 %conv
}
define i32 @combineTESTM_AND_mask_4(<8 x i64> %a, <8 x i64>* %bptr , i8 %mask) {
; CHECK-LABEL: combineTESTM_AND_mask_4:
; CHECK: ## BB#0:
; CHECK-NEXT: kmovb %esi, %k1
; CHECK-NEXT: vptestmq (%rdi), %zmm0, %k0 {%k1}
; CHECK-NEXT: kmovb %k0, %eax
; CHECK-NEXT: movzbl %al, %eax
; CHECK-NEXT: retq
%b = load <8 x i64>, <8 x i64>* %bptr
%and.i = and <8 x i64> %b, %a
%test.i = tail call i8 @llvm.x86.avx512.ptestm.q.512(<8 x i64> %and.i, <8 x i64> %and.i, i8 %mask)
%conv = zext i8 %test.i to i32
ret i32 %conv
}
declare i8 @llvm.x86.avx512.ptestm.q.512(<8 x i64>, <8 x i64>, i8)