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Revert "[NFC][CodeGen] Add unary FNeg tests to X86/combine-fcopysign.ll X86/dag-fmf-cse.ll X86/fast-isel-fneg.ll X86/fdiv.ll"

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This reverts commit e04c4b6af81d6142c4ff8dd9d00f44a27e9a66eb.

llvm-svn: 363305
This commit is contained in:
Cameron McInally 2019-06-13 19:24:38 +00:00
parent 306bee59e7
commit ea21e6f005
4 changed files with 0 additions and 181 deletions
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38
test/CodeGen/X86/combine-fcopysign.ll
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@ -102,23 +102,6 @@ define <4 x float> @combine_vec_fcopysign_fneg_fabs_sgn(<4 x float> %x, <4 x flo
ret <4 x float> %3
}
define <4 x float> @combine_vec_fcopysign_unary_fneg_fabs_sgn(<4 x float> %x, <4 x float> %y) {
; SSE-LABEL: combine_vec_fcopysign_unary_fneg_fabs_sgn:
; SSE: # %bb.0:
; SSE-NEXT: orps {{.*}}(%rip), %xmm0
; SSE-NEXT: retq
;
; AVX-LABEL: combine_vec_fcopysign_unary_fneg_fabs_sgn:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*#+}} xmm1 = [-0.0E+0,-0.0E+0,-0.0E+0,-0.0E+0]
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = call <4 x float> @llvm.fabs.v4f32(<4 x float> %y)
%2 = fneg <4 x float> %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:
@ -163,27 +146,6 @@ define <4 x float> @combine_vec_fcopysign_fneg_mag(<4 x float> %x, <4 x float> %
ret <4 x float> %2
}
define <4 x float> @combine_vec_fcopysign_unary_fneg_mag(<4 x float> %x, <4 x float> %y) {
; SSE-LABEL: combine_vec_fcopysign_unary_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_unary_fneg_mag:
; AVX: # %bb.0:
; AVX-NEXT: vbroadcastss {{.*#+}} xmm2 = [-0.0E+0,-0.0E+0,-0.0E+0,-0.0E+0]
; AVX-NEXT: vandps %xmm2, %xmm1, %xmm1
; AVX-NEXT: vbroadcastss {{.*#+}} xmm2 = [NaN,NaN,NaN,NaN]
; AVX-NEXT: vandps %xmm2, %xmm0, %xmm0
; AVX-NEXT: vorps %xmm1, %xmm0, %xmm0
; AVX-NEXT: retq
%1 = fneg <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(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:

26
test/CodeGen/X86/dag-fmf-cse.ll
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@ -19,19 +19,6 @@ define float @fmf_should_not_break_cse(float %a, float %b) {
ret float %abx2
}
define float @fmf_should_not_break_cse_unary_fneg(float %a, float %b) {
; CHECK-LABEL: fmf_should_not_break_cse_unary_fneg:
; CHECK: # %bb.0:
; CHECK-NEXT: vmulss %xmm1, %xmm0, %xmm0
; CHECK-NEXT: vaddss %xmm0, %xmm0, %xmm0
; CHECK-NEXT: retq
%mul1 = fmul fast float %a, %b
%nega = fneg fast float %a
%mul2 = fmul fast float %nega, %b
%abx2 = fsub fast float %mul1, %mul2
ret float %abx2
}
define <4 x float> @fmf_should_not_break_cse_vector(<4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: fmf_should_not_break_cse_vector:
; CHECK: # %bb.0:
@ -44,16 +31,3 @@ define <4 x float> @fmf_should_not_break_cse_vector(<4 x float> %a, <4 x float>
%abx2 = fsub fast <4 x float> %mul1, %mul2
ret <4 x float> %abx2
}
define <4 x float> @fmf_should_not_break_cse_vector_unary_fneg(<4 x float> %a, <4 x float> %b) {
; CHECK-LABEL: fmf_should_not_break_cse_vector_unary_fneg:
; CHECK: # %bb.0:
; CHECK-NEXT: vmulps %xmm1, %xmm0, %xmm0
; CHECK-NEXT: vaddps %xmm0, %xmm0, %xmm0
; CHECK-NEXT: retq
%mul1 = fmul fast <4 x float> %a, %b
%nega = fneg fast <4 x float> %a
%mul2 = fmul fast <4 x float> %nega, %b
%abx2 = fsub fast <4 x float> %mul1, %mul2
ret <4 x float> %abx2
}

51
test/CodeGen/X86/fast-isel-fneg.ll
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@ -74,31 +74,6 @@ define void @goo(double* %x, double* %y) nounwind {
ret void
}
define void @goo_unary_fneg(double* %x, double* %y) nounwind {
; CHECK-LABEL: goo_unary_fneg:
; CHECK: ## %bb.0:
; CHECK-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
; CHECK-NEXT: movq %xmm0, %rax
; CHECK-NEXT: movabsq $-9223372036854775808, %rcx ## imm = 0x8000000000000000
; CHECK-NEXT: xorq %rax, %rcx
; CHECK-NEXT: movq %rcx, %xmm0
; CHECK-NEXT: movq %xmm0, (%rsi)
; CHECK-NEXT: retq
;
; SSE2-LABEL: goo_unary_fneg:
; SSE2: # %bb.0:
; SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
; SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
; SSE2-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
; SSE2-NEXT: xorps {{\.LCPI.*}}, %xmm0
; SSE2-NEXT: movsd %xmm0, (%eax)
; SSE2-NEXT: retl
%a = load double, double* %x
%b = fneg double %a
store double %b, double* %y
ret void
}
define void @loo(float* %x, float* %y) nounwind {
; CHECK-LABEL: loo:
; CHECK: ## %bb.0:
@ -125,32 +100,6 @@ define void @loo(float* %x, float* %y) nounwind {
ret void
}
define void @loo_unary_fneg(float* %x, float* %y) nounwind {
; CHECK-LABEL: loo_unary_fneg:
; CHECK: ## %bb.0:
; CHECK-NEXT: movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; CHECK-NEXT: movd %xmm0, %eax
; CHECK-NEXT: xorl $2147483648, %eax ## imm = 0x80000000
; CHECK-NEXT: movd %eax, %xmm0
; CHECK-NEXT: movd %xmm0, (%rsi)
; CHECK-NEXT: retq
;
; SSE2-LABEL: loo_unary_fneg:
; SSE2: # %bb.0:
; SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
; SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
; SSE2-NEXT: movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE2-NEXT: movd %xmm0, %ecx
; SSE2-NEXT: xorl $2147483648, %ecx # imm = 0x80000000
; SSE2-NEXT: movd %ecx, %xmm0
; SSE2-NEXT: movd %xmm0, (%eax)
; SSE2-NEXT: retl
%a = load float, float* %x
%b = fneg float %a
store float %b, float* %y
ret void
}
define double @too(double %x) nounwind {
; CHECK-LABEL: too:
; CHECK: ## %bb.0:

66
test/CodeGen/X86/fdiv.ll
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@ -65,39 +65,6 @@ define float @double_negative(float %x, float %y) #0 {
ret float %div
}
define float @double_negative_unary_fneg_x_unary_fneg_y(float %x, float %y) #0 {
; CHECK-LABEL: double_negative_unary_fneg_x_unary_fneg_y:
; CHECK: # %bb.0:
; CHECK-NEXT: divss %xmm1, %xmm0
; CHECK-NEXT: retq
%neg1 = fneg float %x
%neg2 = fneg float %y
%div = fdiv float %neg1, %neg2
ret float %div
}
define float @double_negative_unary_fneg_x(float %x, float %y) #0 {
; CHECK-LABEL: double_negative_unary_fneg_x:
; CHECK: # %bb.0:
; CHECK-NEXT: divss %xmm1, %xmm0
; CHECK-NEXT: retq
%neg1 = fneg float %x
%neg2 = fsub float -0.0, %y
%div = fdiv float %neg1, %neg2
ret float %div
}
define float @double_negative_unary_fneg_y(float %x, float %y) #0 {
; CHECK-LABEL: double_negative_unary_fneg_y:
; CHECK: # %bb.0:
; CHECK-NEXT: divss %xmm1, %xmm0
; CHECK-NEXT: retq
%neg1 = fsub float -0.0, %x
%neg2 = fneg float %y
%div = fdiv float %neg1, %neg2
ret float %div
}
define <4 x float> @double_negative_vector(<4 x float> %x, <4 x float> %y) #0 {
; CHECK-LABEL: double_negative_vector:
; CHECK: # %bb.0:
@ -109,38 +76,5 @@ define <4 x float> @double_negative_vector(<4 x float> %x, <4 x float> %y) #0 {
ret <4 x float> %div
}
define <4 x float> @double_negative_vector_unary_fneg_x_unary_fneg_y(<4 x float> %x, <4 x float> %y) #0 {
; CHECK-LABEL: double_negative_vector_unary_fneg_x_unary_fneg_y:
; CHECK: # %bb.0:
; CHECK-NEXT: divps %xmm1, %xmm0
; CHECK-NEXT: retq
%neg1 = fneg <4 x float> %x
%neg2 = fneg <4 x float> %y
%div = fdiv <4 x float> %neg1, %neg2
ret <4 x float> %div
}
define <4 x float> @double_negative_vector_unary_fneg_x(<4 x float> %x, <4 x float> %y) #0 {
; CHECK-LABEL: double_negative_vector_unary_fneg_x:
; CHECK: # %bb.0:
; CHECK-NEXT: divps %xmm1, %xmm0
; CHECK-NEXT: retq
%neg1 = fneg <4 x float> %x
%neg2 = fsub <4 x float> <float -0.0, float -0.0, float -0.0, float -0.0>, %y
%div = fdiv <4 x float> %neg1, %neg2
ret <4 x float> %div
}
define <4 x float> @double_negative_vector_unary_fneg_y(<4 x float> %x, <4 x float> %y) #0 {
; CHECK-LABEL: double_negative_vector_unary_fneg_y:
; CHECK: # %bb.0:
; CHECK-NEXT: divps %xmm1, %xmm0
; CHECK-NEXT: retq
%neg1 = fsub <4 x float> <float -0.0, float -0.0, float -0.0, float -0.0>, %x
%neg2 = fneg <4 x float> %y
%div = fdiv <4 x float> %neg1, %neg2
ret <4 x float> %div
}
attributes #0 = { "unsafe-fp-math"="false" }