llvm-project/llvm/test/CodeGen/X86/combine-fcopysign.ll

298 lines
11 KiB
LLVM

; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX
;
; NOTE: this is generated by utils/update_llc_test_checks.py but we can't check NAN types (PR30443),
; so we need to edit it to remove the NAN constant comments
;
; copysign(x, c1) -> fabs(x) iff ispos(c1)
define <4 x float> @combine_vec_fcopysign_pos_constant0(<4 x float> %x) {
; SSE-LABEL: combine_vec_fcopysign_pos_constant0:
; SSE: # %bb.0:
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_pos_constant0:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm1
; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> <float 2.0, float 2.0, float 2.0, float 2.0>)
ret <4 x float> %1
}
define <4 x float> @combine_vec_fcopysign_pos_constant1(<4 x float> %x) {
; SSE-LABEL: combine_vec_fcopysign_pos_constant1:
; SSE: # %bb.0:
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_pos_constant1:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm1
; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> <float 0.0, float 2.0, float 4.0, float 8.0>)
ret <4 x float> %1
}
define <4 x float> @combine_vec_fcopysign_fabs_sgn(<4 x float> %x, <4 x float> %y) {
; SSE-LABEL: combine_vec_fcopysign_fabs_sgn:
; SSE: # %bb.0:
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_fabs_sgn:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm1
; AVX-NEXT: vandps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %y)
%2 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> %1)
ret <4 x float> %2
}
; copysign(x, c1) -> fneg(fabs(x)) iff isneg(c1)
define <4 x float> @combine_vec_fcopysign_neg_constant0(<4 x float> %x) {
; SSE-LABEL: combine_vec_fcopysign_neg_constant0:
; SSE: # %bb.0:
; SSE-NEXT: orps {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_neg_constant0:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm1
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> <float -2.0, float -2.0, float -2.0, float -2.0>)
ret <4 x float> %1
}
define <4 x float> @combine_vec_fcopysign_neg_constant1(<4 x float> %x) {
; SSE-LABEL: combine_vec_fcopysign_neg_constant1:
; SSE: # %bb.0:
; SSE-NEXT: orps {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_neg_constant1:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm1
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> <float -0.0, float -2.0, float -4.0, float -8.0>)
ret <4 x float> %1
}
define <4 x float> @combine_vec_fcopysign_fneg_fabs_sgn(<4 x float> %x, <4 x float> %y) {
; SSE-LABEL: combine_vec_fcopysign_fneg_fabs_sgn:
; SSE: # %bb.0:
; SSE-NEXT: orps {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_fneg_fabs_sgn:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm1
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %y)
%2 = fsub <4 x float> <float -0.0, float -0.0, float -0.0, float -0.0>, %1
%3 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> %2)
ret <4 x float> %3
}
; copysign(fabs(x), y) -> copysign(x, y)
define <4 x float> @combine_vec_fcopysign_fabs_mag(<4 x float> %x, <4 x float> %y) {
; SSE-LABEL: combine_vec_fcopysign_fabs_mag:
; SSE: # %bb.0:
; SSE-NEXT: andps {{.*}}(%rip), %xmm1
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
; SSE-NEXT: orps %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_fabs_mag:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandps %xmm2, %xmm1, %xmm1
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandps %xmm2, %xmm0, %xmm0
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %x)
%2 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %1, <4 x float> %y)
ret <4 x float> %2
}
; copysign(fneg(x), y) -> copysign(x, y)
define <4 x float> @combine_vec_fcopysign_fneg_mag(<4 x float> %x, <4 x float> %y) {
; SSE-LABEL: combine_vec_fcopysign_fneg_mag:
; SSE: # %bb.0:
; SSE-NEXT: andps {{.*}}(%rip), %xmm1
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
; SSE-NEXT: orps %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_fneg_mag:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandps %xmm2, %xmm1, %xmm1
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandps %xmm2, %xmm0, %xmm0
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = fsub <4 x float> <float -0.0, float -0.0, float -0.0, float -0.0>, %x
%2 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %1, <4 x float> %y)
ret <4 x float> %2
}
; copysign(copysign(x,z), y) -> copysign(x, y)
define <4 x float> @combine_vec_fcopysign_fcopysign_mag(<4 x float> %x, <4 x float> %y, <4 x float> %z) {
; SSE-LABEL: combine_vec_fcopysign_fcopysign_mag:
; SSE: # %bb.0:
; SSE-NEXT: andps {{.*}}(%rip), %xmm1
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
; SSE-NEXT: orps %xmm1, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_fcopysign_mag:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandps %xmm2, %xmm1, %xmm1
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandps %xmm2, %xmm0, %xmm0
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> %z)
%2 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %1, <4 x float> %y)
ret <4 x float> %2
}
; copysign(x, copysign(y,z)) -> copysign(x, z)
define <4 x float> @combine_vec_fcopysign_fcopysign_sgn(<4 x float> %x, <4 x float> %y, <4 x float> %z) {
; SSE-LABEL: combine_vec_fcopysign_fcopysign_sgn:
; SSE: # %bb.0:
; SSE-NEXT: andps {{.*}}(%rip), %xmm2
; SSE-NEXT: andps {{.*}}(%rip), %xmm0
; SSE-NEXT: orps %xmm2, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_fcopysign_sgn:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm1
; AVX-NEXT: vandps %xmm1, %xmm2, %xmm1
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandps %xmm2, %xmm0, %xmm0
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %y, <4 x float> %z)
%2 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> %1)
ret <4 x float> %2
}
; copysign(x, fp_extend(y)) -> copysign(x, y)
define <4 x double> @combine_vec_fcopysign_fpext_sgn(<4 x double> %x, <4 x float> %y) {
; SSE-LABEL: combine_vec_fcopysign_fpext_sgn:
; SSE: # %bb.0:
; SSE-NEXT: movaps %xmm2, %xmm3
; SSE-NEXT: cvtss2sd %xmm2, %xmm4
; SSE-NEXT: movshdup {{.*#+}} xmm5 = xmm2[1,1,3,3]
; SSE-NEXT: movaps %xmm2, %xmm6
; SSE-NEXT: movhlps {{.*#+}} xmm6 = xmm2[1],xmm6[1]
; SSE-NEXT: shufps {{.*#+}} xmm3 = xmm3[3,1],xmm2[2,3]
; SSE-NEXT: movaps {{.*#+}} xmm7
; SSE-NEXT: movaps %xmm0, %xmm2
; SSE-NEXT: andps %xmm7, %xmm2
; SSE-NEXT: movaps {{.*#+}} xmm8 = [-0.000000e+00,-0.000000e+00]
; SSE-NEXT: andps %xmm8, %xmm4
; SSE-NEXT: orps %xmm4, %xmm2
; SSE-NEXT: movhlps {{.*#+}} xmm0 = xmm0[1,1]
; SSE-NEXT: andps %xmm7, %xmm0
; SSE-NEXT: xorps %xmm4, %xmm4
; SSE-NEXT: cvtss2sd %xmm5, %xmm4
; SSE-NEXT: andps %xmm8, %xmm4
; SSE-NEXT: orps %xmm0, %xmm4
; SSE-NEXT: movlhps {{.*#+}} xmm2 = xmm2[0],xmm4[0]
; SSE-NEXT: movaps %xmm1, %xmm0
; SSE-NEXT: movhlps {{.*#+}} xmm0 = xmm1[1],xmm0[1]
; SSE-NEXT: andps %xmm7, %xmm0
; SSE-NEXT: cvtss2sd %xmm3, %xmm3
; SSE-NEXT: andps %xmm8, %xmm3
; SSE-NEXT: orps %xmm0, %xmm3
; SSE-NEXT: andps %xmm7, %xmm1
; SSE-NEXT: xorps %xmm0, %xmm0
; SSE-NEXT: cvtss2sd %xmm6, %xmm0
; SSE-NEXT: andps %xmm8, %xmm0
; SSE-NEXT: orps %xmm0, %xmm1
; SSE-NEXT: movlhps {{.*#+}} xmm1 = xmm1[0],xmm3[0]
; SSE-NEXT: movaps %xmm2, %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_fpext_sgn:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastsd {{.*}}(%rip), %ymm2
; AVX-NEXT: vandps %ymm2, %ymm0, %ymm0
; AVX-NEXT: vcvtps2pd %xmm1, %ymm1
; AVX-NEXT: vbroadcastsd {{.*}}(%rip), %ymm2
; AVX-NEXT: vandps %ymm2, %ymm1, %ymm1
; AVX-NEXT: vorps %ymm1, %ymm0, %ymm0
; AVX-NEXT: retq
%1 = fpext <4 x float> %y to <4 x double>
%2 = call <4 x double> @llvm.copysign.v4f64(<4 x double> %x, <4 x double> %1)
ret <4 x double> %2
}
; copysign(x, fp_round(y)) -> copysign(x, y)
define <4 x float> @combine_vec_fcopysign_fptrunc_sgn(<4 x float> %x, <4 x double> %y) {
; SSE-LABEL: combine_vec_fcopysign_fptrunc_sgn:
; SSE: # %bb.0:
; SSE-NEXT: movaps %xmm0, %xmm3
; SSE-NEXT: movaps {{.*#+}} xmm5
; SSE-NEXT: andps %xmm5, %xmm0
; SSE-NEXT: cvtsd2ss %xmm1, %xmm6
; SSE-NEXT: movaps {{.*#+}} xmm4 = [-0.000000e+00,-0.000000e+00,-0.000000e+00,-0.000000e+00]
; SSE-NEXT: andps %xmm4, %xmm6
; SSE-NEXT: orps %xmm6, %xmm0
; SSE-NEXT: movshdup {{.*#+}} xmm6 = xmm3[1,1,3,3]
; SSE-NEXT: andps %xmm5, %xmm6
; SSE-NEXT: movhlps {{.*#+}} xmm1 = xmm1[1,1]
; SSE-NEXT: cvtsd2ss %xmm1, %xmm1
; SSE-NEXT: andps %xmm4, %xmm1
; SSE-NEXT: orps %xmm6, %xmm1
; SSE-NEXT: unpcklps {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1]
; SSE-NEXT: movaps %xmm3, %xmm1
; SSE-NEXT: movhlps {{.*#+}} xmm1 = xmm3[1],xmm1[1]
; SSE-NEXT: andps %xmm5, %xmm1
; SSE-NEXT: xorps %xmm6, %xmm6
; SSE-NEXT: cvtsd2ss %xmm2, %xmm6
; SSE-NEXT: andps %xmm4, %xmm6
; SSE-NEXT: orps %xmm1, %xmm6
; SSE-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1],xmm6[0],xmm0[3]
; SSE-NEXT: shufps {{.*#+}} xmm3 = xmm3[3,1,2,3]
; SSE-NEXT: andps %xmm5, %xmm3
; SSE-NEXT: movhlps {{.*#+}} xmm2 = xmm2[1,1]
; SSE-NEXT: xorps %xmm1, %xmm1
; SSE-NEXT: cvtsd2ss %xmm2, %xmm1
; SSE-NEXT: andps %xmm4, %xmm1
; SSE-NEXT: orps %xmm3, %xmm1
; SSE-NEXT: insertps {{.*#+}} xmm0 = xmm0[0,1,2],xmm1[0]
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_fptrunc_sgn:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandpd %xmm2, %xmm0, %xmm0
; AVX-NEXT: vcvtpd2ps %ymm1, %xmm1
; AVX-NEXT: vbroadcastss {{.*}}(%rip), %xmm2
; AVX-NEXT: vandpd %xmm2, %xmm1, %xmm1
; AVX-NEXT: vorpd %xmm1, %xmm0, %xmm0
; AVX-NEXT: vzeroupper
; AVX-NEXT: retq
%1 = fptrunc <4 x double> %y to <4 x float>
%2 = call <4 x float> @llvm.copysign.v4f32(<4 x float> %x, <4 x float> %1)
ret <4 x float> %2
}
declare <4 x float> @llvm.fabs.v4f32(<4 x float> %p)
declare <4 x float> @llvm.copysign.v4f32(<4 x float> %Mag, <4 x float> %Sgn)
declare <4 x double> @llvm.copysign.v4f64(<4 x double> %Mag, <4 x double> %Sgn)