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169 lines
6.0 KiB
LLVM
169 lines
6.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=X32-SSE
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; RUN: llc < %s -mtriple=i686-unknown -mattr=+avx | FileCheck %s --check-prefix=X32-AVX
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=X64-SSE
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; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx | FileCheck %s --check-prefix=X64-AVX
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define void @fptrunc_frommem2(<2 x double>* %in, <2 x float>* %out) {
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; X32-SSE-LABEL: fptrunc_frommem2:
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; X32-SSE: # BB#0: # %entry
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; X32-SSE-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-SSE-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-SSE-NEXT: cvtpd2ps (%ecx), %xmm0
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; X32-SSE-NEXT: extractps $1, %xmm0, 4(%eax)
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; X32-SSE-NEXT: movss %xmm0, (%eax)
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; X32-SSE-NEXT: retl
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;
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; X32-AVX-LABEL: fptrunc_frommem2:
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; X32-AVX: # BB#0: # %entry
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; X32-AVX-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-AVX-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-AVX-NEXT: vcvtpd2psx (%ecx), %xmm0
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; X32-AVX-NEXT: vextractps $1, %xmm0, 4(%eax)
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; X32-AVX-NEXT: vmovss %xmm0, (%eax)
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; X32-AVX-NEXT: retl
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;
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; X64-SSE-LABEL: fptrunc_frommem2:
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; X64-SSE: # BB#0: # %entry
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; X64-SSE-NEXT: cvtpd2ps (%rdi), %xmm0
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; X64-SSE-NEXT: movlpd %xmm0, (%rsi)
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; X64-SSE-NEXT: retq
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;
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; X64-AVX-LABEL: fptrunc_frommem2:
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; X64-AVX: # BB#0: # %entry
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; X64-AVX-NEXT: vcvtpd2psx (%rdi), %xmm0
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; X64-AVX-NEXT: vmovlpd %xmm0, (%rsi)
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; X64-AVX-NEXT: retq
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entry:
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%0 = load <2 x double>, <2 x double>* %in
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%1 = fptrunc <2 x double> %0 to <2 x float>
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store <2 x float> %1, <2 x float>* %out, align 1
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ret void
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}
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define void @fptrunc_frommem4(<4 x double>* %in, <4 x float>* %out) {
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; X32-SSE-LABEL: fptrunc_frommem4:
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; X32-SSE: # BB#0: # %entry
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; X32-SSE-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-SSE-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-SSE-NEXT: cvtpd2ps 16(%ecx), %xmm0
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; X32-SSE-NEXT: cvtpd2ps (%ecx), %xmm1
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; X32-SSE-NEXT: unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm0[0]
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; X32-SSE-NEXT: movupd %xmm1, (%eax)
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; X32-SSE-NEXT: retl
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;
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; X32-AVX-LABEL: fptrunc_frommem4:
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; X32-AVX: # BB#0: # %entry
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; X32-AVX-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-AVX-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-AVX-NEXT: vcvtpd2psy (%ecx), %xmm0
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; X32-AVX-NEXT: vmovupd %xmm0, (%eax)
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; X32-AVX-NEXT: retl
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;
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; X64-SSE-LABEL: fptrunc_frommem4:
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; X64-SSE: # BB#0: # %entry
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; X64-SSE-NEXT: cvtpd2ps 16(%rdi), %xmm0
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; X64-SSE-NEXT: cvtpd2ps (%rdi), %xmm1
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; X64-SSE-NEXT: unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm0[0]
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; X64-SSE-NEXT: movupd %xmm1, (%rsi)
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; X64-SSE-NEXT: retq
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;
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; X64-AVX-LABEL: fptrunc_frommem4:
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; X64-AVX: # BB#0: # %entry
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; X64-AVX-NEXT: vcvtpd2psy (%rdi), %xmm0
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; X64-AVX-NEXT: vmovupd %xmm0, (%rsi)
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; X64-AVX-NEXT: retq
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entry:
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%0 = load <4 x double>, <4 x double>* %in
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%1 = fptrunc <4 x double> %0 to <4 x float>
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store <4 x float> %1, <4 x float>* %out, align 1
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ret void
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}
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define void @fptrunc_frommem8(<8 x double>* %in, <8 x float>* %out) {
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; X32-SSE-LABEL: fptrunc_frommem8:
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; X32-SSE: # BB#0: # %entry
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; X32-SSE-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-SSE-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-SSE-NEXT: cvtpd2ps 16(%ecx), %xmm0
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; X32-SSE-NEXT: cvtpd2ps (%ecx), %xmm1
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; X32-SSE-NEXT: unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm0[0]
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; X32-SSE-NEXT: cvtpd2ps 48(%ecx), %xmm0
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; X32-SSE-NEXT: cvtpd2ps 32(%ecx), %xmm2
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; X32-SSE-NEXT: unpcklpd {{.*#+}} xmm2 = xmm2[0],xmm0[0]
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; X32-SSE-NEXT: movupd %xmm2, 16(%eax)
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; X32-SSE-NEXT: movupd %xmm1, (%eax)
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; X32-SSE-NEXT: retl
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;
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; X32-AVX-LABEL: fptrunc_frommem8:
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; X32-AVX: # BB#0: # %entry
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; X32-AVX-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X32-AVX-NEXT: movl {{[0-9]+}}(%esp), %ecx
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; X32-AVX-NEXT: vcvtpd2psy (%ecx), %xmm0
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; X32-AVX-NEXT: vcvtpd2psy 32(%ecx), %xmm1
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; X32-AVX-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
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; X32-AVX-NEXT: vmovupd %ymm0, (%eax)
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; X32-AVX-NEXT: vzeroupper
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; X32-AVX-NEXT: retl
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;
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; X64-SSE-LABEL: fptrunc_frommem8:
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; X64-SSE: # BB#0: # %entry
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; X64-SSE-NEXT: cvtpd2ps 16(%rdi), %xmm0
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; X64-SSE-NEXT: cvtpd2ps (%rdi), %xmm1
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; X64-SSE-NEXT: unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm0[0]
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; X64-SSE-NEXT: cvtpd2ps 48(%rdi), %xmm0
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; X64-SSE-NEXT: cvtpd2ps 32(%rdi), %xmm2
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; X64-SSE-NEXT: unpcklpd {{.*#+}} xmm2 = xmm2[0],xmm0[0]
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; X64-SSE-NEXT: movupd %xmm2, 16(%rsi)
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; X64-SSE-NEXT: movupd %xmm1, (%rsi)
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; X64-SSE-NEXT: retq
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;
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; X64-AVX-LABEL: fptrunc_frommem8:
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; X64-AVX: # BB#0: # %entry
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; X64-AVX-NEXT: vcvtpd2psy (%rdi), %xmm0
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; X64-AVX-NEXT: vcvtpd2psy 32(%rdi), %xmm1
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; X64-AVX-NEXT: vinsertf128 $1, %xmm1, %ymm0, %ymm0
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; X64-AVX-NEXT: vmovupd %ymm0, (%rsi)
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; X64-AVX-NEXT: vzeroupper
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; X64-AVX-NEXT: retq
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entry:
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%0 = load <8 x double>, <8 x double>* %in
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%1 = fptrunc <8 x double> %0 to <8 x float>
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store <8 x float> %1, <8 x float>* %out, align 1
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ret void
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}
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; FIXME: For exact truncations we should be able to fold this.
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define <4 x float> @fptrunc_fromconst() {
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; X32-SSE-LABEL: fptrunc_fromconst:
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; X32-SSE: # BB#0: # %entry
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; X32-SSE-NEXT: cvtpd2ps .LCPI3_0, %xmm1
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; X32-SSE-NEXT: cvtpd2ps .LCPI3_1, %xmm0
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; X32-SSE-NEXT: unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
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; X32-SSE-NEXT: retl
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;
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; X32-AVX-LABEL: fptrunc_fromconst:
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; X32-AVX: # BB#0: # %entry
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; X32-AVX-NEXT: vcvtpd2psy .LCPI3_0, %xmm0
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; X32-AVX-NEXT: retl
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;
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; X64-SSE-LABEL: fptrunc_fromconst:
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; X64-SSE: # BB#0: # %entry
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; X64-SSE-NEXT: cvtpd2ps {{.*}}(%rip), %xmm1
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; X64-SSE-NEXT: cvtpd2ps {{.*}}(%rip), %xmm0
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; X64-SSE-NEXT: unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
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; X64-SSE-NEXT: retq
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;
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; X64-AVX-LABEL: fptrunc_fromconst:
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; X64-AVX: # BB#0: # %entry
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; X64-AVX-NEXT: vcvtpd2psy {{.*}}(%rip), %xmm0
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; X64-AVX-NEXT: retq
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entry:
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%0 = insertelement <4 x double> undef, double 1.0, i32 0
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%1 = insertelement <4 x double> %0, double -2.0, i32 1
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%2 = insertelement <4 x double> %1, double +4.0, i32 2
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%3 = insertelement <4 x double> %2, double -0.0, i32 3
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%4 = fptrunc <4 x double> %3 to <4 x float>
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ret <4 x float> %4
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}
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