938 lines
34 KiB
LLVM
938 lines
34 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefixes=CHECK,SSE,SSE2
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefixes=CHECK,SSE,SSE41
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefixes=CHECK,AVX,AVX-SLOW
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2,+fast-variable-shuffle | FileCheck %s --check-prefixes=CHECK,AVX,AVX-FAST
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; fold (shl 0, x) -> 0
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define <4 x i32> @combine_vec_shl_zero(<4 x i32> %x) {
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; SSE-LABEL: combine_vec_shl_zero:
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; SSE: # %bb.0:
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; SSE-NEXT: xorps %xmm0, %xmm0
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_vec_shl_zero:
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; AVX: # %bb.0:
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; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
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; AVX-NEXT: retq
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%1 = shl <4 x i32> zeroinitializer, %x
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ret <4 x i32> %1
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}
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; fold (shl x, c >= size(x)) -> undef
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define <4 x i32> @combine_vec_shl_outofrange0(<4 x i32> %x) {
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; CHECK-LABEL: combine_vec_shl_outofrange0:
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; CHECK: # %bb.0:
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; CHECK-NEXT: retq
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%1 = shl <4 x i32> %x, <i32 33, i32 33, i32 33, i32 33>
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ret <4 x i32> %1
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}
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define <4 x i32> @combine_vec_shl_outofrange1(<4 x i32> %x) {
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; CHECK-LABEL: combine_vec_shl_outofrange1:
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; CHECK: # %bb.0:
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; CHECK-NEXT: retq
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%1 = shl <4 x i32> %x, <i32 33, i32 34, i32 35, i32 36>
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ret <4 x i32> %1
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}
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define <4 x i32> @combine_vec_shl_outofrange2(<4 x i32> %a0) {
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; CHECK-LABEL: combine_vec_shl_outofrange2:
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; CHECK: # %bb.0:
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; CHECK-NEXT: retq
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%1 = and <4 x i32> %a0, <i32 2147483647, i32 2147483647, i32 2147483647, i32 2147483647>
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%2 = shl <4 x i32> %1, <i32 33, i32 33, i32 33, i32 33>
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ret <4 x i32> %2
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}
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define <4 x i32> @combine_vec_shl_outofrange3(<4 x i32> %a0) {
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; CHECK-LABEL: combine_vec_shl_outofrange3:
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; CHECK: # %bb.0:
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; CHECK-NEXT: retq
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%1 = shl <4 x i32> %a0, <i32 33, i32 34, i32 35, i32 undef>
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ret <4 x i32> %1
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}
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; fold (shl x, 0) -> x
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define <4 x i32> @combine_vec_shl_by_zero(<4 x i32> %x) {
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; CHECK-LABEL: combine_vec_shl_by_zero:
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; CHECK: # %bb.0:
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; CHECK-NEXT: retq
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%1 = shl <4 x i32> %x, zeroinitializer
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ret <4 x i32> %1
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}
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; if (shl x, c) is known to be zero, return 0
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define <4 x i32> @combine_vec_shl_known_zero0(<4 x i32> %x) {
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; SSE-LABEL: combine_vec_shl_known_zero0:
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; SSE: # %bb.0:
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; SSE-NEXT: xorps %xmm0, %xmm0
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_vec_shl_known_zero0:
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; AVX: # %bb.0:
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; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
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; AVX-NEXT: retq
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%1 = and <4 x i32> %x, <i32 4294901760, i32 4294901760, i32 4294901760, i32 4294901760>
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%2 = shl <4 x i32> %1, <i32 16, i32 16, i32 16, i32 16>
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ret <4 x i32> %2
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}
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define <4 x i32> @combine_vec_shl_known_zero1(<4 x i32> %x) {
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; SSE2-LABEL: combine_vec_shl_known_zero1:
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; SSE2: # %bb.0:
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; SSE2-NEXT: pand {{.*}}(%rip), %xmm0
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; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [65536,32768,16384,8192]
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; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
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; SSE2-NEXT: pmuludq %xmm1, %xmm0
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; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
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; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
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; SSE2-NEXT: pmuludq %xmm2, %xmm1
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; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
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; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: combine_vec_shl_known_zero1:
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; SSE41: # %bb.0:
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; SSE41-NEXT: pand {{.*}}(%rip), %xmm0
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; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
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; SSE41-NEXT: retq
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;
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; AVX-LABEL: combine_vec_shl_known_zero1:
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; AVX: # %bb.0:
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; AVX-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
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; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
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; AVX-NEXT: retq
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%1 = and <4 x i32> %x, <i32 4294901760, i32 8589803520, i32 17179607040, i32 34359214080>
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%2 = shl <4 x i32> %1, <i32 16, i32 15, i32 14, i32 13>
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ret <4 x i32> %2
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}
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; fold (shl x, (trunc (and y, c))) -> (shl x, (and (trunc y), (trunc c))).
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define <4 x i32> @combine_vec_shl_trunc_and(<4 x i32> %x, <4 x i64> %y) {
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; SSE2-LABEL: combine_vec_shl_trunc_and:
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; SSE2: # %bb.0:
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; SSE2-NEXT: shufps {{.*#+}} xmm1 = xmm1[0,2],xmm2[0,2]
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; SSE2-NEXT: andps {{.*}}(%rip), %xmm1
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; SSE2-NEXT: pslld $23, %xmm1
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; SSE2-NEXT: paddd {{.*}}(%rip), %xmm1
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; SSE2-NEXT: cvttps2dq %xmm1, %xmm1
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; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
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; SSE2-NEXT: pmuludq %xmm1, %xmm0
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; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
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; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
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; SSE2-NEXT: pmuludq %xmm2, %xmm1
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; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
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; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: combine_vec_shl_trunc_and:
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; SSE41: # %bb.0:
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; SSE41-NEXT: shufps {{.*#+}} xmm1 = xmm1[0,2],xmm2[0,2]
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; SSE41-NEXT: andps {{.*}}(%rip), %xmm1
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; SSE41-NEXT: pslld $23, %xmm1
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; SSE41-NEXT: paddd {{.*}}(%rip), %xmm1
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; SSE41-NEXT: cvttps2dq %xmm1, %xmm1
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; SSE41-NEXT: pmulld %xmm1, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX-SLOW-LABEL: combine_vec_shl_trunc_and:
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; AVX-SLOW: # %bb.0:
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; AVX-SLOW-NEXT: vextractf128 $1, %ymm1, %xmm2
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; AVX-SLOW-NEXT: vshufps {{.*#+}} xmm1 = xmm1[0,2],xmm2[0,2]
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; AVX-SLOW-NEXT: vandps {{.*}}(%rip), %xmm1, %xmm1
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; AVX-SLOW-NEXT: vpsllvd %xmm1, %xmm0, %xmm0
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; AVX-SLOW-NEXT: vzeroupper
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; AVX-SLOW-NEXT: retq
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;
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; AVX-FAST-LABEL: combine_vec_shl_trunc_and:
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; AVX-FAST: # %bb.0:
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; AVX-FAST-NEXT: vmovdqa {{.*#+}} ymm2 = <0,2,4,6,u,u,u,u>
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; AVX-FAST-NEXT: vpermd %ymm1, %ymm2, %ymm1
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; AVX-FAST-NEXT: vpand {{.*}}(%rip), %xmm1, %xmm1
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; AVX-FAST-NEXT: vpsllvd %xmm1, %xmm0, %xmm0
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; AVX-FAST-NEXT: vzeroupper
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; AVX-FAST-NEXT: retq
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%1 = and <4 x i64> %y, <i64 15, i64 255, i64 4095, i64 65535>
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%2 = trunc <4 x i64> %1 to <4 x i32>
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%3 = shl <4 x i32> %x, %2
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ret <4 x i32> %3
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}
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; fold (shl (shl x, c1), c2) -> (shl x, (add c1, c2))
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define <4 x i32> @combine_vec_shl_shl0(<4 x i32> %x) {
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; SSE-LABEL: combine_vec_shl_shl0:
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; SSE: # %bb.0:
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; SSE-NEXT: pslld $6, %xmm0
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_vec_shl_shl0:
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; AVX: # %bb.0:
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; AVX-NEXT: vpslld $6, %xmm0, %xmm0
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; AVX-NEXT: retq
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%1 = shl <4 x i32> %x, <i32 2, i32 2, i32 2, i32 2>
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%2 = shl <4 x i32> %1, <i32 4, i32 4, i32 4, i32 4>
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ret <4 x i32> %2
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}
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define <4 x i32> @combine_vec_shl_shl1(<4 x i32> %x) {
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; SSE2-LABEL: combine_vec_shl_shl1:
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; SSE2: # %bb.0:
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; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [16,64,256,1024]
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; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
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; SSE2-NEXT: pmuludq %xmm1, %xmm0
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; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
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; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
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; SSE2-NEXT: pmuludq %xmm2, %xmm1
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; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
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; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: combine_vec_shl_shl1:
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; SSE41: # %bb.0:
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; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
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; SSE41-NEXT: retq
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;
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; AVX-LABEL: combine_vec_shl_shl1:
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; AVX: # %bb.0:
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; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
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; AVX-NEXT: retq
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%1 = shl <4 x i32> %x, <i32 0, i32 1, i32 2, i32 3>
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%2 = shl <4 x i32> %1, <i32 4, i32 5, i32 6, i32 7>
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ret <4 x i32> %2
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}
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; fold (shl (shl x, c1), c2) -> 0
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define <4 x i32> @combine_vec_shl_shlr_zero0(<4 x i32> %x) {
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; SSE-LABEL: combine_vec_shl_shlr_zero0:
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; SSE: # %bb.0:
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; SSE-NEXT: xorps %xmm0, %xmm0
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_vec_shl_shlr_zero0:
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; AVX: # %bb.0:
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; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
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; AVX-NEXT: retq
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%1 = shl <4 x i32> %x, <i32 16, i32 16, i32 16, i32 16>
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%2 = shl <4 x i32> %1, <i32 20, i32 20, i32 20, i32 20>
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ret <4 x i32> %2
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}
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define <4 x i32> @combine_vec_shl_shl_zero1(<4 x i32> %x) {
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; SSE-LABEL: combine_vec_shl_shl_zero1:
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; SSE: # %bb.0:
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; SSE-NEXT: xorps %xmm0, %xmm0
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; SSE-NEXT: retq
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;
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; AVX-LABEL: combine_vec_shl_shl_zero1:
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; AVX: # %bb.0:
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; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
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; AVX-NEXT: retq
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%1 = shl <4 x i32> %x, <i32 17, i32 18, i32 19, i32 20>
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%2 = shl <4 x i32> %1, <i32 25, i32 26, i32 27, i32 28>
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ret <4 x i32> %2
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}
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; fold (shl (ext (shl x, c1)), c2) -> (shl (ext x), (add c1, c2))
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define <8 x i32> @combine_vec_shl_ext_shl0(<8 x i16> %x) {
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; SSE2-LABEL: combine_vec_shl_ext_shl0:
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; SSE2: # %bb.0:
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; SSE2-NEXT: movdqa %xmm0, %xmm1
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; SSE2-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0,0,1,1,2,2,3,3]
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; SSE2-NEXT: pslld $20, %xmm0
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; SSE2-NEXT: punpckhwd {{.*#+}} xmm1 = xmm1[4,4,5,5,6,6,7,7]
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; SSE2-NEXT: pslld $20, %xmm1
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; SSE2-NEXT: retq
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;
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; SSE41-LABEL: combine_vec_shl_ext_shl0:
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; SSE41: # %bb.0:
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; SSE41-NEXT: movdqa %xmm0, %xmm1
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; SSE41-NEXT: pmovzxwd {{.*#+}} xmm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero
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; SSE41-NEXT: punpckhwd {{.*#+}} xmm1 = xmm1[4,4,5,5,6,6,7,7]
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; SSE41-NEXT: pslld $20, %xmm1
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; SSE41-NEXT: pslld $20, %xmm0
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; SSE41-NEXT: retq
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;
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; AVX-LABEL: combine_vec_shl_ext_shl0:
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; AVX: # %bb.0:
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; AVX-NEXT: vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
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; AVX-NEXT: vpslld $20, %ymm0, %ymm0
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; AVX-NEXT: retq
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||
|
|
%1 = shl <8 x i16> %x, <i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4>
|
||
|
|
%2 = sext <8 x i16> %1 to <8 x i32>
|
||
|
|
%3 = shl <8 x i32> %2, <i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16, i32 16>
|
||
|
|
ret <8 x i32> %3
|
||
|
|
}
|
||
|
|
|
||
|
|
define <8 x i32> @combine_vec_shl_ext_shl1(<8 x i16> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_ext_shl1:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: xorps %xmm0, %xmm0
|
||
|
|
; SSE-NEXT: xorps %xmm1, %xmm1
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_ext_shl1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = shl <8 x i16> %x, <i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8>
|
||
|
|
%2 = sext <8 x i16> %1 to <8 x i32>
|
||
|
|
%3 = shl <8 x i32> %2, <i32 31, i32 31, i32 30, i32 30, i32 29, i32 29, i32 28, i32 28>
|
||
|
|
ret <8 x i32> %3
|
||
|
|
}
|
||
|
|
|
||
|
|
define <8 x i32> @combine_vec_shl_ext_shl2(<8 x i16> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_ext_shl2:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: punpcklwd {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1],xmm1[2],xmm0[2],xmm1[3],xmm0[3]
|
||
|
|
; SSE2-NEXT: psrad $16, %xmm1
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm3 = [131072,524288,2097152,8388608]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm4 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm3, %xmm1
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm1[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm3[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm4, %xmm1
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm2 = xmm2[0],xmm1[0],xmm2[1],xmm1[1]
|
||
|
|
; SSE2-NEXT: punpckhwd {{.*#+}} xmm0 = xmm0[4,4,5,5,6,6,7,7]
|
||
|
|
; SSE2-NEXT: psrad $16, %xmm0
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm3 = [33554432,134217728,536870912,2147483648]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm4 = xmm0[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm3, %xmm0
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm0[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm3[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm4, %xmm0
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
|
||
|
|
; SSE2-NEXT: movdqa %xmm2, %xmm0
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_ext_shl2:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: pmovsxwd %xmm0, %xmm2
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm2
|
||
|
|
; SSE41-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,2,3]
|
||
|
|
; SSE41-NEXT: pmovsxwd %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm1
|
||
|
|
; SSE41-NEXT: movdqa %xmm2, %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_ext_shl2:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpmovsxwd %xmm0, %ymm0
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %ymm0, %ymm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = shl <8 x i16> %x, <i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8>
|
||
|
|
%2 = sext <8 x i16> %1 to <8 x i32>
|
||
|
|
%3 = shl <8 x i32> %2, <i32 16, i32 17, i32 18, i32 19, i32 20, i32 21, i32 22, i32 23>
|
||
|
|
ret <8 x i32> %3
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (zext (srl x, C)), C) -> (zext (shl (srl x, C), C))
|
||
|
|
define <8 x i32> @combine_vec_shl_zext_lshr0(<8 x i16> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_zext_lshr0:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: pand {{.*}}(%rip), %xmm1
|
||
|
|
; SSE2-NEXT: pxor %xmm2, %xmm2
|
||
|
|
; SSE2-NEXT: movdqa %xmm1, %xmm0
|
||
|
|
; SSE2-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
|
||
|
|
; SSE2-NEXT: punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_zext_lshr0:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: pand {{.*}}(%rip), %xmm1
|
||
|
|
; SSE41-NEXT: pxor %xmm2, %xmm2
|
||
|
|
; SSE41-NEXT: pmovzxwd {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
|
||
|
|
; SSE41-NEXT: punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_zext_lshr0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpand {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = lshr <8 x i16> %x, <i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4, i16 4>
|
||
|
|
%2 = zext <8 x i16> %1 to <8 x i32>
|
||
|
|
%3 = shl <8 x i32> %2, <i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4, i32 4>
|
||
|
|
ret <8 x i32> %3
|
||
|
|
}
|
||
|
|
|
||
|
|
define <8 x i32> @combine_vec_shl_zext_lshr1(<8 x i16> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_zext_lshr1:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: pmulhuw {{.*}}(%rip), %xmm1
|
||
|
|
; SSE2-NEXT: pxor %xmm2, %xmm2
|
||
|
|
; SSE2-NEXT: pmullw {{.*}}(%rip), %xmm1
|
||
|
|
; SSE2-NEXT: movdqa %xmm1, %xmm0
|
||
|
|
; SSE2-NEXT: punpcklwd {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1],xmm0[2],xmm2[2],xmm0[3],xmm2[3]
|
||
|
|
; SSE2-NEXT: punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_zext_lshr1:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: pmulhuw {{.*}}(%rip), %xmm1
|
||
|
|
; SSE41-NEXT: pxor %xmm2, %xmm2
|
||
|
|
; SSE41-NEXT: pmullw {{.*}}(%rip), %xmm1
|
||
|
|
; SSE41-NEXT: pmovzxwd {{.*#+}} xmm0 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero
|
||
|
|
; SSE41-NEXT: punpckhwd {{.*#+}} xmm1 = xmm1[4],xmm2[4],xmm1[5],xmm2[5],xmm1[6],xmm2[6],xmm1[7],xmm2[7]
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_zext_lshr1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpmulhuw {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpmullw {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpmovzxwd {{.*#+}} ymm0 = xmm0[0],zero,xmm0[1],zero,xmm0[2],zero,xmm0[3],zero,xmm0[4],zero,xmm0[5],zero,xmm0[6],zero,xmm0[7],zero
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = lshr <8 x i16> %x, <i16 1, i16 2, i16 3, i16 4, i16 5, i16 6, i16 7, i16 8>
|
||
|
|
%2 = zext <8 x i16> %1 to <8 x i32>
|
||
|
|
%3 = shl <8 x i32> %2, <i32 1, i32 2, i32 3, i32 4, i32 5, i32 6, i32 7, i32 8>
|
||
|
|
ret <8 x i32> %3
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (sr[la] exact X, C1), C2) -> (shl X, (C2-C1)) if C1 <= C2
|
||
|
|
define <4 x i32> @combine_vec_shl_ge_ashr_extact0(<4 x i32> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_ge_ashr_extact0:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: pslld $2, %xmm0
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_ge_ashr_extact0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpslld $2, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = ashr exact <4 x i32> %x, <i32 3, i32 3, i32 3, i32 3>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_shl_ge_ashr_extact1(<4 x i32> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_ge_ashr_extact1:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: psrad $3, %xmm1
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm2
|
||
|
|
; SSE2-NEXT: psrad $5, %xmm2
|
||
|
|
; SSE2-NEXT: movsd {{.*#+}} xmm2 = xmm1[0],xmm2[1]
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: psrad $8, %xmm1
|
||
|
|
; SSE2-NEXT: psrad $4, %xmm0
|
||
|
|
; SSE2-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,1],xmm1[3,3]
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [32,64,128,256]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm0, %xmm3
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm3[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm2
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_ge_ashr_extact1:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: psrad $8, %xmm1
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm2
|
||
|
|
; SSE41-NEXT: psrad $4, %xmm2
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: psrad $5, %xmm1
|
||
|
|
; SSE41-NEXT: psrad $3, %xmm0
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_ge_ashr_extact1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsravd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = ashr exact <4 x i32> %x, <i32 3, i32 4, i32 5, i32 8>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (sr[la] exact X, C1), C2) -> (sr[la] X, (C2-C1)) if C1 > C2
|
||
|
|
define <4 x i32> @combine_vec_shl_lt_ashr_extact0(<4 x i32> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_lt_ashr_extact0:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: psrad $2, %xmm0
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_lt_ashr_extact0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsrad $2, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = ashr exact <4 x i32> %x, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 3, i32 3, i32 3, i32 3>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_shl_lt_ashr_extact1(<4 x i32> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_lt_ashr_extact1:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: psrad $5, %xmm1
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm2
|
||
|
|
; SSE2-NEXT: psrad $7, %xmm2
|
||
|
|
; SSE2-NEXT: movsd {{.*#+}} xmm2 = xmm1[0],xmm2[1]
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: psrad $8, %xmm1
|
||
|
|
; SSE2-NEXT: psrad $6, %xmm0
|
||
|
|
; SSE2-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,1],xmm1[3,3]
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [8,16,32,256]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm0, %xmm3
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm3[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm2
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_lt_ashr_extact1:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: psrad $8, %xmm1
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm2
|
||
|
|
; SSE41-NEXT: psrad $6, %xmm2
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: psrad $7, %xmm1
|
||
|
|
; SSE41-NEXT: psrad $5, %xmm0
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_lt_ashr_extact1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsravd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = ashr exact <4 x i32> %x, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 3, i32 4, i32 5, i32 8>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (srl x, c1), c2) -> (and (shl x, (sub c2, c1), MASK) if C2 > C1
|
||
|
|
define <4 x i32> @combine_vec_shl_gt_lshr0(<4 x i32> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_gt_lshr0:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: pslld $2, %xmm0
|
||
|
|
; SSE-NEXT: pand {{.*}}(%rip), %xmm0
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_gt_lshr0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpbroadcastd {{.*#+}} xmm1 = [4294967264,4294967264,4294967264,4294967264]
|
||
|
|
; AVX-NEXT: vpslld $2, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpand %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = lshr <4 x i32> %x, <i32 3, i32 3, i32 3, i32 3>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_shl_gt_lshr1(<4 x i32> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_gt_lshr1:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: psrld $3, %xmm1
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm2
|
||
|
|
; SSE2-NEXT: psrld $5, %xmm2
|
||
|
|
; SSE2-NEXT: movsd {{.*#+}} xmm2 = xmm1[0],xmm2[1]
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: psrld $8, %xmm1
|
||
|
|
; SSE2-NEXT: psrld $4, %xmm0
|
||
|
|
; SSE2-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,1],xmm1[3,3]
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [32,64,128,256]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm0, %xmm3
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm3[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm2
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_gt_lshr1:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: psrld $8, %xmm1
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm2
|
||
|
|
; SSE41-NEXT: psrld $4, %xmm2
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: psrld $5, %xmm1
|
||
|
|
; SSE41-NEXT: psrld $3, %xmm0
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_gt_lshr1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsrlvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = lshr <4 x i32> %x, <i32 3, i32 4, i32 5, i32 8>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (srl x, c1), c2) -> (and (srl x, (sub c1, c2), MASK) if C1 >= C2
|
||
|
|
define <4 x i32> @combine_vec_shl_le_lshr0(<4 x i32> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_le_lshr0:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: psrld $2, %xmm0
|
||
|
|
; SSE-NEXT: pand {{.*}}(%rip), %xmm0
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_le_lshr0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpbroadcastd {{.*#+}} xmm1 = [1073741816,1073741816,1073741816,1073741816]
|
||
|
|
; AVX-NEXT: vpsrld $2, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpand %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = lshr <4 x i32> %x, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 3, i32 3, i32 3, i32 3>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_shl_le_lshr1(<4 x i32> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_le_lshr1:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: psrld $5, %xmm1
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm2
|
||
|
|
; SSE2-NEXT: psrld $7, %xmm2
|
||
|
|
; SSE2-NEXT: movsd {{.*#+}} xmm2 = xmm1[0],xmm2[1]
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: psrld $8, %xmm1
|
||
|
|
; SSE2-NEXT: psrld $6, %xmm0
|
||
|
|
; SSE2-NEXT: shufps {{.*#+}} xmm0 = xmm0[1,1],xmm1[3,3]
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [8,16,32,256]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm0, %xmm3
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm3 = xmm3[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm2
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm2[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm3[0],xmm0[1],xmm3[1]
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_le_lshr1:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: psrld $8, %xmm1
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm2
|
||
|
|
; SSE41-NEXT: psrld $6, %xmm2
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm2 = xmm2[0,1,2,3],xmm1[4,5,6,7]
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: psrld $7, %xmm1
|
||
|
|
; SSE41-NEXT: psrld $5, %xmm0
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1,2,3],xmm1[4,5,6,7]
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm2[2,3],xmm0[4,5],xmm2[6,7]
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_le_lshr1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsrlvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = lshr <4 x i32> %x, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 3, i32 4, i32 5, i32 8>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (sra x, c1), c1) -> (and x, (shl -1, c1))
|
||
|
|
define <4 x i32> @combine_vec_shl_ashr0(<4 x i32> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_ashr0:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_ashr0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vbroadcastss {{.*#+}} xmm1 = [4294967264,4294967264,4294967264,4294967264]
|
||
|
|
; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = ashr <4 x i32> %x, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_shl_ashr1(<4 x i32> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_ashr1:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_ashr1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vandps {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = ashr <4 x i32> %x, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (add x, c1), c2) -> (add (shl x, c2), c1 << c2)
|
||
|
|
define <4 x i32> @combine_vec_shl_add0(<4 x i32> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_add0:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: pslld $2, %xmm0
|
||
|
|
; SSE-NEXT: paddd {{.*}}(%rip), %xmm0
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_add0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpslld $2, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpbroadcastd {{.*#+}} xmm1 = [20,20,20,20]
|
||
|
|
; AVX-NEXT: vpaddd %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = add <4 x i32> %x, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 2, i32 2, i32 2, i32 2>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_shl_add1(<4 x i32> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_add1:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [2,4,8,16]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm0
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm2, %xmm1
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
|
||
|
|
; SSE2-NEXT: paddd {{.*}}(%rip), %xmm0
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_add1:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: paddd {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_add1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpaddd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = add <4 x i32> %x, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 1, i32 2, i32 3, i32 4>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (or x, c1), c2) -> (or (shl x, c2), c1 << c2)
|
||
|
|
define <4 x i32> @combine_vec_shl_or0(<4 x i32> %x) {
|
||
|
|
; SSE-LABEL: combine_vec_shl_or0:
|
||
|
|
; SSE: # %bb.0:
|
||
|
|
; SSE-NEXT: pslld $2, %xmm0
|
||
|
|
; SSE-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_or0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpslld $2, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpbroadcastd {{.*#+}} xmm1 = [20,20,20,20]
|
||
|
|
; AVX-NEXT: vpor %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = or <4 x i32> %x, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 2, i32 2, i32 2, i32 2>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_shl_or1(<4 x i32> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_or1:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [2,4,8,16]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm0
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm2, %xmm1
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
|
||
|
|
; SSE2-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_or1:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_or1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpor {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = or <4 x i32> %x, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 1, i32 2, i32 3, i32 4>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (shl (mul x, c1), c2) -> (mul x, c1 << c2)
|
||
|
|
define <4 x i32> @combine_vec_shl_mul0(<4 x i32> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_mul0:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [20,20,20,20]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm0
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm2
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm2[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_mul0:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_mul0:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpbroadcastd {{.*#+}} xmm1 = [20,20,20,20]
|
||
|
|
; AVX-NEXT: vpmulld %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = mul <4 x i32> %x, <i32 5, i32 5, i32 5, i32 5>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 2, i32 2, i32 2, i32 2>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_shl_mul1(<4 x i32> %x) {
|
||
|
|
; SSE2-LABEL: combine_vec_shl_mul1:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [10,24,56,128]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm0
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm2, %xmm1
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_shl_mul1:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_shl_mul1:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpmulld {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = mul <4 x i32> %x, <i32 5, i32 6, i32 7, i32 8>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 1, i32 2, i32 3, i32 4>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
; fold (add (shl x, c1), c2) -> (or (shl x, c1), c2)
|
||
|
|
define <4 x i32> @combine_vec_add_shl_nonsplat(<4 x i32> %a0) {
|
||
|
|
; SSE2-LABEL: combine_vec_add_shl_nonsplat:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [4,8,16,32]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm0
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm2, %xmm1
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
|
||
|
|
; SSE2-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_add_shl_nonsplat:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_add_shl_nonsplat:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpbroadcastd {{.*#+}} xmm1 = [3,3,3,3]
|
||
|
|
; AVX-NEXT: vpor %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = shl <4 x i32> %a0, <i32 2, i32 3, i32 4, i32 5>
|
||
|
|
%2 = add <4 x i32> %1, <i32 3, i32 3, i32 3, i32 3>
|
||
|
|
ret <4 x i32> %2
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_add_shl_and_nonsplat(<4 x i32> %a0) {
|
||
|
|
; SSE2-LABEL: combine_vec_add_shl_and_nonsplat:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: pand {{.*}}(%rip), %xmm0
|
||
|
|
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [4,8,16,32]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm1, %xmm0
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,2,2,3]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[1,1,3,3]
|
||
|
|
; SSE2-NEXT: pmuludq %xmm2, %xmm1
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm1 = xmm1[0,2,2,3]
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
|
||
|
|
; SSE2-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_add_shl_and_nonsplat:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: pxor %xmm1, %xmm1
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm1[0],xmm0[1],xmm1[2],xmm0[3],xmm1[4],xmm0[5],xmm1[6],xmm0[7]
|
||
|
|
; SSE41-NEXT: pmulld {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_add_shl_and_nonsplat:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpxor %xmm1, %xmm1, %xmm1
|
||
|
|
; AVX-NEXT: vpblendw {{.*#+}} xmm0 = xmm1[0],xmm0[1],xmm1[2],xmm0[3],xmm1[4],xmm0[5],xmm1[6],xmm0[7]
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpbroadcastd {{.*#+}} xmm1 = [15,15,15,15]
|
||
|
|
; AVX-NEXT: vpor %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = and <4 x i32> %a0, <i32 4294901760, i32 4294901760, i32 4294901760, i32 4294901760>
|
||
|
|
%2 = shl <4 x i32> %1, <i32 2, i32 3, i32 4, i32 5>
|
||
|
|
%3 = add <4 x i32> %2, <i32 15, i32 15, i32 15, i32 15>
|
||
|
|
ret <4 x i32> %3
|
||
|
|
}
|
||
|
|
|
||
|
|
define <4 x i32> @combine_vec_add_shuffle_shl(<4 x i32> %a0) {
|
||
|
|
; SSE2-LABEL: combine_vec_add_shuffle_shl:
|
||
|
|
; SSE2: # %bb.0:
|
||
|
|
; SSE2-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE2-NEXT: pslld $3, %xmm1
|
||
|
|
; SSE2-NEXT: pslld $2, %xmm0
|
||
|
|
; SSE2-NEXT: punpckldq {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
|
||
|
|
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,3,3,0]
|
||
|
|
; SSE2-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE2-NEXT: retq
|
||
|
|
;
|
||
|
|
; SSE41-LABEL: combine_vec_add_shuffle_shl:
|
||
|
|
; SSE41: # %bb.0:
|
||
|
|
; SSE41-NEXT: movdqa %xmm0, %xmm1
|
||
|
|
; SSE41-NEXT: pslld $3, %xmm1
|
||
|
|
; SSE41-NEXT: pslld $2, %xmm0
|
||
|
|
; SSE41-NEXT: pblendw {{.*#+}} xmm0 = xmm0[0,1],xmm1[2,3],xmm0[4,5,6,7]
|
||
|
|
; SSE41-NEXT: pshufd {{.*#+}} xmm0 = xmm0[0,1,1,0]
|
||
|
|
; SSE41-NEXT: por {{.*}}(%rip), %xmm0
|
||
|
|
; SSE41-NEXT: retq
|
||
|
|
;
|
||
|
|
; AVX-LABEL: combine_vec_add_shuffle_shl:
|
||
|
|
; AVX: # %bb.0:
|
||
|
|
; AVX-NEXT: vpsllvd {{.*}}(%rip), %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: vpshufd {{.*#+}} xmm0 = xmm0[0,1,1,0]
|
||
|
|
; AVX-NEXT: vpbroadcastd {{.*#+}} xmm1 = [3,3,3,3]
|
||
|
|
; AVX-NEXT: vpor %xmm1, %xmm0, %xmm0
|
||
|
|
; AVX-NEXT: retq
|
||
|
|
%1 = shl <4 x i32> %a0, <i32 2, i32 3, i32 0, i32 1>
|
||
|
|
%2 = shufflevector <4 x i32> %1, <4 x i32> undef, <4 x i32> <i32 0, i32 1, i32 1, i32 0>
|
||
|
|
%3 = add <4 x i32> %2, <i32 3, i32 3, i32 3, i32 3>
|
||
|
|
ret <4 x i32> %3
|
||
|
|
}
|