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[AVX-512] Add test case demonstrating that we have an incomplete implicit def list for VZEROALL/VZEROUPPER. YMM16-YMM31 should also be defs. 

llvm-svn: 293861
This commit is contained in:
Craig Topper 2017-02-02 04:17:15 +00:00
parent d8e5e01a6e
commit d0bba429fc
1 changed files with 42 additions and 2 deletions
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44
llvm/test/CodeGen/X86/avx-intrinsics-x86_64.ll
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@ -1,6 +1,6 @@
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-apple-darwin -march=x86-64 -mcpu=corei7 -mattr=avx | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-apple-darwin -march=x86-64 -mcpu=corei7 -mattr=avx512vl | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-apple-darwin -march=x86-64 -mcpu=corei7 -mattr=avx | FileCheck %s --check-prefix=CHECK --check-prefix=AVX
; RUN: llc < %s -mtriple=x86_64-apple-darwin -march=x86-64 -mcpu=corei7 -mattr=avx512vl | FileCheck %s --check-prefix=CHECK --check-prefix=AVX512VL
define i64 @test_x86_sse2_cvtsd2si64(<2 x double> %a0) {
; CHECK-LABEL: test_x86_sse2_cvtsd2si64:
@ -67,4 +67,44 @@ define i64 @test_x86_sse_cvttss2si64(<4 x float> %a0) {
}
declare i64 @llvm.x86.sse.cvttss2si64(<4 x float>) nounwind readnone
define <4 x double> @test_x86_avx_vzeroall(<4 x double> %a, <4 x double> %b) {
; AVX-LABEL: test_x86_avx_vzeroall:
; AVX: ## BB#0:
; AVX-NEXT: vaddpd %ymm1, %ymm0, %ymm0
; AVX-NEXT: vmovupd %ymm0, -{{[0-9]+}}(%rsp) ## 32-byte Spill
; AVX-NEXT: vzeroall
; AVX-NEXT: vmovups -{{[0-9]+}}(%rsp), %ymm0 ## 32-byte Reload
; AVX-NEXT: retq
;
; AVX512VL-LABEL: test_x86_avx_vzeroall:
; AVX512VL: ## BB#0:
; AVX512VL-NEXT: vaddpd %ymm1, %ymm0, %ymm16
; AVX512VL-NEXT: vzeroall
; AVX512VL-NEXT: vmovapd %ymm16, %ymm0
; AVX512VL-NEXT: retq
%c = fadd <4 x double> %a, %b
call void @llvm.x86.avx.vzeroall()
ret <4 x double> %c
}
declare void @llvm.x86.avx.vzeroall() nounwind
define <4 x double> @test_x86_avx_vzeroupper(<4 x double> %a, <4 x double> %b) {
; AVX-LABEL: test_x86_avx_vzeroupper:
; AVX: ## BB#0:
; AVX-NEXT: vaddpd %ymm1, %ymm0, %ymm0
; AVX-NEXT: vmovupd %ymm0, -{{[0-9]+}}(%rsp) ## 32-byte Spill
; AVX-NEXT: vzeroupper
; AVX-NEXT: vmovups -{{[0-9]+}}(%rsp), %ymm0 ## 32-byte Reload
; AVX-NEXT: retq
;
; AVX512VL-LABEL: test_x86_avx_vzeroupper:
; AVX512VL: ## BB#0:
; AVX512VL-NEXT: vaddpd %ymm1, %ymm0, %ymm16
; AVX512VL-NEXT: vzeroupper
; AVX512VL-NEXT: vmovapd %ymm16, %ymm0
; AVX512VL-NEXT: retq
%c = fadd <4 x double> %a, %b
call void @llvm.x86.avx.vzeroupper()
ret <4 x double> %c
}
declare void @llvm.x86.avx.vzeroupper() nounwind