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|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-- -mcpu=nehalem | FileCheck %s --check-prefixes=NHM
; RUN: llc < %s -mtriple=x86_64-- -mcpu=sandybridge | FileCheck %s --check-prefixes=FAST-SCALAR,SNB
; RUN: llc < %s -mtriple=x86_64-- -mcpu=broadwell | FileCheck %s --check-prefixes=FAST-SCALAR,BDW
; RUN: llc < %s -mtriple=x86_64-- -mcpu=skylake | FileCheck %s --check-prefixes=FAST-SCALAR,FAST-VECTOR
; RUN: llc < %s -mtriple=x86_64-- -mcpu=znver1 | FileCheck %s --check-prefixes=FAST-SCALAR,FAST-VECTOR
; RUN: llc < %s -mtriple=x86_64-- -mcpu=znver3 | FileCheck %s --check-prefixes=FAST-SCALAR,FAST-VECTOR
define float @f32_no_daz(float %f) #0 {
; NHM-LABEL: f32_no_daz:
; NHM: # %bb.0:
; NHM-NEXT: rsqrtss %xmm0, %xmm1
; NHM-NEXT: movaps %xmm0, %xmm2
; NHM-NEXT: mulss %xmm1, %xmm2
; NHM-NEXT: movss {{.*#+}} xmm3 = mem[0],zero,zero,zero
; NHM-NEXT: mulss %xmm2, %xmm3
; NHM-NEXT: mulss %xmm1, %xmm2
; NHM-NEXT: addss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm2
; NHM-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; NHM-NEXT: mulss %xmm3, %xmm2
; NHM-NEXT: cmpltss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; NHM-NEXT: andnps %xmm2, %xmm0
; NHM-NEXT: retq
;
; FAST-SCALAR-LABEL: f32_no_daz:
; FAST-SCALAR: # %bb.0:
; FAST-SCALAR-NEXT: vsqrtss %xmm0, %xmm0, %xmm0
; FAST-SCALAR-NEXT: retq
%call = tail call fast float @llvm.sqrt.f32(float %f) #2
ret float %call
}
define <4 x float> @v4f32_no_daz(<4 x float> %f) #0 {
; NHM-LABEL: v4f32_no_daz:
; NHM: # %bb.0:
; NHM-NEXT: rsqrtps %xmm0, %xmm1
; NHM-NEXT: movaps %xmm0, %xmm2
; NHM-NEXT: mulps %xmm1, %xmm2
; NHM-NEXT: movaps {{.*#+}} xmm3 = [-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1]
; NHM-NEXT: mulps %xmm2, %xmm3
; NHM-NEXT: mulps %xmm1, %xmm2
; NHM-NEXT: addps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm2
; NHM-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; NHM-NEXT: mulps %xmm3, %xmm2
; NHM-NEXT: movaps {{.*#+}} xmm1 = [1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38]
; NHM-NEXT: cmpleps %xmm0, %xmm1
; NHM-NEXT: andps %xmm2, %xmm1
; NHM-NEXT: movaps %xmm1, %xmm0
; NHM-NEXT: retq
;
; SNB-LABEL: v4f32_no_daz:
; SNB: # %bb.0:
; SNB-NEXT: vrsqrtps %xmm0, %xmm1
; SNB-NEXT: vmulps %xmm1, %xmm0, %xmm2
; SNB-NEXT: vmulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm2, %xmm3
; SNB-NEXT: vmulps %xmm1, %xmm2, %xmm1
; SNB-NEXT: vaddps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1, %xmm1
; SNB-NEXT: vandps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; SNB-NEXT: vmulps %xmm1, %xmm3, %xmm1
; SNB-NEXT: vmovaps {{.*#+}} xmm2 = [1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38]
; SNB-NEXT: vcmpleps %xmm0, %xmm2, %xmm0
; SNB-NEXT: vandps %xmm1, %xmm0, %xmm0
; SNB-NEXT: retq
;
; BDW-LABEL: v4f32_no_daz:
; BDW: # %bb.0:
; BDW-NEXT: vrsqrtps %xmm0, %xmm1
; BDW-NEXT: vmulps %xmm1, %xmm0, %xmm2
; BDW-NEXT: vbroadcastss {{.*#+}} xmm3 = [-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0]
; BDW-NEXT: vfmadd231ps {{.*#+}} xmm3 = (xmm2 * xmm1) + xmm3
; BDW-NEXT: vbroadcastss {{.*#+}} xmm1 = [-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1]
; BDW-NEXT: vmulps %xmm1, %xmm2, %xmm1
; BDW-NEXT: vmulps %xmm3, %xmm1, %xmm1
; BDW-NEXT: vbroadcastss {{.*#+}} xmm2 = [NaN,NaN,NaN,NaN]
; BDW-NEXT: vandps %xmm2, %xmm0, %xmm0
; BDW-NEXT: vbroadcastss {{.*#+}} xmm2 = [1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38]
; BDW-NEXT: vcmpleps %xmm0, %xmm2, %xmm0
; BDW-NEXT: vandps %xmm1, %xmm0, %xmm0
; BDW-NEXT: retq
;
; FAST-VECTOR-LABEL: v4f32_no_daz:
; FAST-VECTOR: # %bb.0:
; FAST-VECTOR-NEXT: vsqrtps %xmm0, %xmm0
; FAST-VECTOR-NEXT: retq
%call = tail call fast <4 x float> @llvm.sqrt.v4f32(<4 x float> %f) #2
ret <4 x float> %call
}
define <8 x float> @v8f32_no_daz(<8 x float> %f) #0 {
; NHM-LABEL: v8f32_no_daz:
; NHM: # %bb.0:
; NHM-NEXT: rsqrtps %xmm0, %xmm2
; NHM-NEXT: movaps %xmm0, %xmm4
; NHM-NEXT: mulps %xmm2, %xmm4
; NHM-NEXT: movaps {{.*#+}} xmm5 = [-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1]
; NHM-NEXT: movaps %xmm4, %xmm3
; NHM-NEXT: mulps %xmm5, %xmm3
; NHM-NEXT: mulps %xmm2, %xmm4
; NHM-NEXT: movaps {{.*#+}} xmm6 = [-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0]
; NHM-NEXT: addps %xmm6, %xmm4
; NHM-NEXT: mulps %xmm3, %xmm4
; NHM-NEXT: movaps {{.*#+}} xmm7 = [NaN,NaN,NaN,NaN]
; NHM-NEXT: andps %xmm7, %xmm0
; NHM-NEXT: movaps {{.*#+}} xmm2 = [1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38]
; NHM-NEXT: movaps %xmm2, %xmm3
; NHM-NEXT: cmpleps %xmm0, %xmm3
; NHM-NEXT: andps %xmm4, %xmm3
; NHM-NEXT: rsqrtps %xmm1, %xmm0
; NHM-NEXT: movaps %xmm1, %xmm4
; NHM-NEXT: mulps %xmm0, %xmm4
; NHM-NEXT: mulps %xmm4, %xmm5
; NHM-NEXT: mulps %xmm0, %xmm4
; NHM-NEXT: addps %xmm6, %xmm4
; NHM-NEXT: mulps %xmm5, %xmm4
; NHM-NEXT: andps %xmm7, %xmm1
; NHM-NEXT: cmpleps %xmm1, %xmm2
; NHM-NEXT: andps %xmm4, %xmm2
; NHM-NEXT: movaps %xmm3, %xmm0
; NHM-NEXT: movaps %xmm2, %xmm1
; NHM-NEXT: retq
;
; SNB-LABEL: v8f32_no_daz:
; SNB: # %bb.0:
; SNB-NEXT: vrsqrtps %ymm0, %ymm1
; SNB-NEXT: vmulps %ymm1, %ymm0, %ymm2
; SNB-NEXT: vmulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm2, %ymm3
; SNB-NEXT: vmulps %ymm1, %ymm2, %ymm1
; SNB-NEXT: vaddps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm1, %ymm1
; SNB-NEXT: vandps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm0, %ymm0
; SNB-NEXT: vmulps %ymm1, %ymm3, %ymm1
; SNB-NEXT: vmovaps {{.*#+}} ymm2 = [1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38]
; SNB-NEXT: vcmpleps %ymm0, %ymm2, %ymm0
; SNB-NEXT: vandps %ymm1, %ymm0, %ymm0
; SNB-NEXT: retq
;
; BDW-LABEL: v8f32_no_daz:
; BDW: # %bb.0:
; BDW-NEXT: vrsqrtps %ymm0, %ymm1
; BDW-NEXT: vmulps %ymm1, %ymm0, %ymm2
; BDW-NEXT: vbroadcastss {{.*#+}} ymm3 = [-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0]
; BDW-NEXT: vfmadd231ps {{.*#+}} ymm3 = (ymm2 * ymm1) + ymm3
; BDW-NEXT: vbroadcastss {{.*#+}} ymm1 = [-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1]
; BDW-NEXT: vmulps %ymm1, %ymm2, %ymm1
; BDW-NEXT: vmulps %ymm3, %ymm1, %ymm1
; BDW-NEXT: vbroadcastss {{.*#+}} ymm2 = [NaN,NaN,NaN,NaN,NaN,NaN,NaN,NaN]
; BDW-NEXT: vandps %ymm2, %ymm0, %ymm0
; BDW-NEXT: vbroadcastss {{.*#+}} ymm2 = [1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38,1.17549435E-38]
; BDW-NEXT: vcmpleps %ymm0, %ymm2, %ymm0
; BDW-NEXT: vandps %ymm1, %ymm0, %ymm0
; BDW-NEXT: retq
;
; FAST-VECTOR-LABEL: v8f32_no_daz:
; FAST-VECTOR: # %bb.0:
; FAST-VECTOR-NEXT: vsqrtps %ymm0, %ymm0
; FAST-VECTOR-NEXT: retq
%call = tail call fast <8 x float> @llvm.sqrt.v8f32(<8 x float> %f) #2
ret <8 x float> %call
}
; Repeat all tests with denorms-as-zero enabled.
define float @f32_daz(float %f) #1 {
; NHM-LABEL: f32_daz:
; NHM: # %bb.0:
; NHM-NEXT: rsqrtss %xmm0, %xmm1
; NHM-NEXT: movaps %xmm0, %xmm2
; NHM-NEXT: mulss %xmm1, %xmm2
; NHM-NEXT: movss {{.*#+}} xmm3 = mem[0],zero,zero,zero
; NHM-NEXT: mulss %xmm2, %xmm3
; NHM-NEXT: mulss %xmm1, %xmm2
; NHM-NEXT: addss {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm2
; NHM-NEXT: mulss %xmm3, %xmm2
; NHM-NEXT: xorps %xmm1, %xmm1
; NHM-NEXT: cmpeqss %xmm1, %xmm0
; NHM-NEXT: andnps %xmm2, %xmm0
; NHM-NEXT: retq
;
; FAST-SCALAR-LABEL: f32_daz:
; FAST-SCALAR: # %bb.0:
; FAST-SCALAR-NEXT: vsqrtss %xmm0, %xmm0, %xmm0
; FAST-SCALAR-NEXT: retq
%call = tail call fast float @llvm.sqrt.f32(float %f) #2
ret float %call
}
define <4 x float> @v4f32_daz(<4 x float> %f) #1 {
; NHM-LABEL: v4f32_daz:
; NHM: # %bb.0:
; NHM-NEXT: rsqrtps %xmm0, %xmm1
; NHM-NEXT: movaps %xmm0, %xmm2
; NHM-NEXT: mulps %xmm1, %xmm2
; NHM-NEXT: movaps {{.*#+}} xmm3 = [-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1]
; NHM-NEXT: mulps %xmm2, %xmm3
; NHM-NEXT: mulps %xmm1, %xmm2
; NHM-NEXT: addps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm2
; NHM-NEXT: mulps %xmm3, %xmm2
; NHM-NEXT: xorps %xmm1, %xmm1
; NHM-NEXT: cmpneqps %xmm1, %xmm0
; NHM-NEXT: andps %xmm2, %xmm0
; NHM-NEXT: retq
;
; SNB-LABEL: v4f32_daz:
; SNB: # %bb.0:
; SNB-NEXT: vrsqrtps %xmm0, %xmm1
; SNB-NEXT: vmulps %xmm1, %xmm0, %xmm2
; SNB-NEXT: vmulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm2, %xmm3
; SNB-NEXT: vmulps %xmm1, %xmm2, %xmm1
; SNB-NEXT: vaddps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1, %xmm1
; SNB-NEXT: vmulps %xmm1, %xmm3, %xmm1
; SNB-NEXT: vxorps %xmm2, %xmm2, %xmm2
; SNB-NEXT: vcmpneqps %xmm2, %xmm0, %xmm0
; SNB-NEXT: vandps %xmm1, %xmm0, %xmm0
; SNB-NEXT: retq
;
; BDW-LABEL: v4f32_daz:
; BDW: # %bb.0:
; BDW-NEXT: vrsqrtps %xmm0, %xmm1
; BDW-NEXT: vmulps %xmm1, %xmm0, %xmm2
; BDW-NEXT: vbroadcastss {{.*#+}} xmm3 = [-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0]
; BDW-NEXT: vfmadd231ps {{.*#+}} xmm3 = (xmm2 * xmm1) + xmm3
; BDW-NEXT: vbroadcastss {{.*#+}} xmm1 = [-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1]
; BDW-NEXT: vmulps %xmm1, %xmm2, %xmm1
; BDW-NEXT: vmulps %xmm3, %xmm1, %xmm1
; BDW-NEXT: vxorps %xmm2, %xmm2, %xmm2
; BDW-NEXT: vcmpneqps %xmm2, %xmm0, %xmm0
; BDW-NEXT: vandps %xmm1, %xmm0, %xmm0
; BDW-NEXT: retq
;
; FAST-VECTOR-LABEL: v4f32_daz:
; FAST-VECTOR: # %bb.0:
; FAST-VECTOR-NEXT: vsqrtps %xmm0, %xmm0
; FAST-VECTOR-NEXT: retq
%call = tail call fast <4 x float> @llvm.sqrt.v4f32(<4 x float> %f) #2
ret <4 x float> %call
}
define <8 x float> @v8f32_daz(<8 x float> %f) #1 {
; NHM-LABEL: v8f32_daz:
; NHM: # %bb.0:
; NHM-NEXT: rsqrtps %xmm0, %xmm2
; NHM-NEXT: movaps %xmm0, %xmm3
; NHM-NEXT: mulps %xmm2, %xmm3
; NHM-NEXT: movaps {{.*#+}} xmm4 = [-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1]
; NHM-NEXT: movaps %xmm3, %xmm5
; NHM-NEXT: mulps %xmm4, %xmm5
; NHM-NEXT: mulps %xmm2, %xmm3
; NHM-NEXT: movaps {{.*#+}} xmm2 = [-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0]
; NHM-NEXT: addps %xmm2, %xmm3
; NHM-NEXT: mulps %xmm5, %xmm3
; NHM-NEXT: xorps %xmm5, %xmm5
; NHM-NEXT: cmpneqps %xmm5, %xmm0
; NHM-NEXT: andps %xmm3, %xmm0
; NHM-NEXT: rsqrtps %xmm1, %xmm3
; NHM-NEXT: movaps %xmm1, %xmm6
; NHM-NEXT: mulps %xmm3, %xmm6
; NHM-NEXT: mulps %xmm6, %xmm4
; NHM-NEXT: mulps %xmm3, %xmm6
; NHM-NEXT: addps %xmm2, %xmm6
; NHM-NEXT: mulps %xmm4, %xmm6
; NHM-NEXT: cmpneqps %xmm5, %xmm1
; NHM-NEXT: andps %xmm6, %xmm1
; NHM-NEXT: retq
;
; SNB-LABEL: v8f32_daz:
; SNB: # %bb.0:
; SNB-NEXT: vrsqrtps %ymm0, %ymm1
; SNB-NEXT: vmulps %ymm1, %ymm0, %ymm2
; SNB-NEXT: vmulps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm2, %ymm3
; SNB-NEXT: vmulps %ymm1, %ymm2, %ymm1
; SNB-NEXT: vaddps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %ymm1, %ymm1
; SNB-NEXT: vmulps %ymm1, %ymm3, %ymm1
; SNB-NEXT: vxorps %xmm2, %xmm2, %xmm2
; SNB-NEXT: vcmpneqps %ymm2, %ymm0, %ymm0
; SNB-NEXT: vandps %ymm1, %ymm0, %ymm0
; SNB-NEXT: retq
;
; BDW-LABEL: v8f32_daz:
; BDW: # %bb.0:
; BDW-NEXT: vrsqrtps %ymm0, %ymm1
; BDW-NEXT: vmulps %ymm1, %ymm0, %ymm2
; BDW-NEXT: vbroadcastss {{.*#+}} ymm3 = [-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0,-3.0E+0]
; BDW-NEXT: vfmadd231ps {{.*#+}} ymm3 = (ymm2 * ymm1) + ymm3
; BDW-NEXT: vbroadcastss {{.*#+}} ymm1 = [-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1,-5.0E-1]
; BDW-NEXT: vmulps %ymm1, %ymm2, %ymm1
; BDW-NEXT: vmulps %ymm3, %ymm1, %ymm1
; BDW-NEXT: vxorps %xmm2, %xmm2, %xmm2
; BDW-NEXT: vcmpneqps %ymm2, %ymm0, %ymm0
; BDW-NEXT: vandps %ymm1, %ymm0, %ymm0
; BDW-NEXT: retq
;
; FAST-VECTOR-LABEL: v8f32_daz:
; FAST-VECTOR: # %bb.0:
; FAST-VECTOR-NEXT: vsqrtps %ymm0, %ymm0
; FAST-VECTOR-NEXT: retq
%call = tail call fast <8 x float> @llvm.sqrt.v8f32(<8 x float> %f) #2
ret <8 x float> %call
}
declare float @llvm.sqrt.f32(float) #2
declare <4 x float> @llvm.sqrt.v4f32(<4 x float>) #2
declare <8 x float> @llvm.sqrt.v8f32(<8 x float>) #2
attributes #0 = { "denormal-fp-math"="ieee,ieee" }
attributes #1 = { "denormal-fp-math"="ieee,preserve-sign" }
attributes #2 = { nounwind readnone }
|
