1 ; RUN: llc -mtriple=x86_64-unknown-unknown -mattr=+mmx,+fma,+f16c,+avx512f -stop-after finalize-isel -o - %s | FileCheck %s
2 ; This test ensures that the MXCSR is implicitly used by MMX FP instructions.
4 define x86_mmx @mxcsr_mmx(<4 x float> %a0) {
5 ; CHECK: MMX_CVTPS2PIrr %{{[0-9]}}, implicit $mxcsr
6 ; CHECK: MMX_CVTPI2PSrr %{{[0-9]}}, killed %{{[0-9]}}, implicit $mxcsr
7 ; CHECK: MMX_CVTTPS2PIrr killed %{{[0-9]}}, implicit $mxcsr
8 ; CHECK: MMX_CVTPI2PDrr killed %{{[0-9]$}}
9 ; CHECK: MMX_CVTPD2PIrr killed %{{[0-9]}}, implicit $mxcsr
10 %1 = call x86_mmx @llvm.x86.sse.cvtps2pi(<4 x float> %a0)
11 %2 = call <4 x float> @llvm.x86.sse.cvtpi2ps(<4 x float> %a0, x86_mmx %1)
12 %3 = call x86_mmx @llvm.x86.sse.cvttps2pi(<4 x float> %2)
13 %4 = call <2 x double> @llvm.x86.sse.cvtpi2pd(x86_mmx %3)
14 %5 = call x86_mmx @llvm.x86.sse.cvtpd2pi(<2 x double> %4)
18 define half @mxcsr_f16c(float %a) {
19 ; CHECK: VCVTPS2PH{{.*}}mxcsr
20 %res = fptrunc float %a to half
24 define <4 x float> @mxcsr_fma_ss(<4 x float> %a, <4 x float> %b) {
25 ; CHECK: VFMADD{{.*}}mxcsr
26 %res = call <4 x float> @llvm.x86.fma.vfmadd.ss(<4 x float> %b, <4 x float> %a, <4 x float>
31 define <4 x float> @mxcsr_fma_ps(<4 x float> %a, <4 x float> %b) {
32 ; CHECK: VFMADD{{.*}}mxcsr
33 %res = call <4 x float> @llvm.x86.fma.vfmadd.ps(<4 x float> %b, <4 x float> %a, <4 x float>
38 define <8 x double> @mxcsr_fma_sae(<8 x double> %a, <8 x double> %b, <8 x double> %c) {
39 ; CHECK: VFMADD{{.*}}mxcsr
40 %res = call <8 x double> @llvm.x86.avx512.mask.vfmadd.pd.512(<8 x double> %a, <8 x double> %b, <8 x double> %c, i8 -1, i32 10)
44 declare x86_mmx @llvm.x86.sse.cvtps2pi(<4 x float>)
45 declare<4 x float> @llvm.x86.sse.cvtpi2ps(<4 x float>, x86_mmx)
46 declare x86_mmx @llvm.x86.sse.cvttps2pi(<4 x float>)
47 declare <2 x double> @llvm.x86.sse.cvtpi2pd(x86_mmx)
48 declare x86_mmx @llvm.x86.sse.cvtpd2pi(<2 x double>)
49 declare <4 x float> @llvm.x86.fma.vfmadd.ss(<4 x float>, <4 x float>, <4 x float>)
50 declare <4 x float> @llvm.x86.fma.vfmadd.ps(<4 x float>, <4 x float>, <4 x float>)
51 declare <8 x double> @llvm.x86.avx512.mask.vfmadd.pd.512(<8 x double>, <8 x double>, <8 x double>, i8, i32)