0f01cd5289
Adds support for G_FABS for f80. --------- Co-authored-by: mattarde <mattarde@intel.com> Co-authored-by: Simon Pilgrim <llvm-dev@redking.me.uk>
91 lines
3.5 KiB
LLVM
91 lines
3.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
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; RUN: llc < %s -mtriple=x86_64-- -mattr=-x87,+sse,+sse2 | FileCheck %s --check-prefixes=X64
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; RUN: llc < %s -mtriple=x86_64-- -mattr=-x87,+sse,+sse2 -fast-isel -fast-isel-abort=1 | FileCheck %s --check-prefixes=X64
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; RUN: llc < %s -mtriple=x86_64-- -mattr=-x87,+sse,+sse2 -global-isel -global-isel-abort=1 | FileCheck %s --check-prefixes=GISEL-X64
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; RUN: llc < %s -mtriple=i686-- -mattr=-x87,+sse,+sse2 | FileCheck %s --check-prefixes=X86
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; RUN: llc < %s -mtriple=i686-- -mattr=-x87,+sse,+sse2 -fast-isel -fast-isel-abort=1 | FileCheck %s --check-prefixes=FASTISEL-X86
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; RUN: llc < %s -mtriple=i686-- -mattr=-x87,+sse,+sse2 -global-isel -global-isel-abort=1 | FileCheck %s --check-prefixes=GISEL-X86
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define float @test_float_abs(float %arg) nounwind {
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; X64-LABEL: test_float_abs:
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; X64: # %bb.0:
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; X64-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
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; X64-NEXT: retq
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;
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; GISEL-X64-LABEL: test_float_abs:
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; GISEL-X64: # %bb.0:
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; GISEL-X64-NEXT: movd %xmm0, %eax
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; GISEL-X64-NEXT: andl $2147483647, %eax # imm = 0x7FFFFFFF
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; GISEL-X64-NEXT: movd %eax, %xmm0
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; GISEL-X64-NEXT: retq
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;
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; X86-LABEL: test_float_abs:
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; X86: # %bb.0:
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; X86-NEXT: movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; X86-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
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; X86-NEXT: movd %xmm0, %eax
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; X86-NEXT: retl
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;
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; FASTISEL-X86-LABEL: test_float_abs:
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; FASTISEL-X86: # %bb.0:
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; FASTISEL-X86-NEXT: movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
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; FASTISEL-X86-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
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; FASTISEL-X86-NEXT: movd %xmm0, %eax
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; FASTISEL-X86-NEXT: retl
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;
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; GISEL-X86-LABEL: test_float_abs:
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; GISEL-X86: # %bb.0:
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; GISEL-X86-NEXT: movl $2147483647, %eax # imm = 0x7FFFFFFF
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; GISEL-X86-NEXT: andl {{[0-9]+}}(%esp), %eax
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; GISEL-X86-NEXT: retl
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%abs = tail call float @llvm.fabs.f32(float %arg)
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ret float %abs
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}
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define double @test_double_abs(double %arg) nounwind {
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; X64-LABEL: test_double_abs:
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; X64: # %bb.0:
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; X64-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
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; X64-NEXT: retq
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;
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; GISEL-X64-LABEL: test_double_abs:
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; GISEL-X64: # %bb.0:
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; GISEL-X64-NEXT: movabsq $9223372036854775807, %rax # imm = 0x7FFFFFFFFFFFFFFF
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; GISEL-X64-NEXT: movq %xmm0, %rcx
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; GISEL-X64-NEXT: andq %rax, %rcx
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; GISEL-X64-NEXT: movq %rcx, %xmm0
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; GISEL-X64-NEXT: retq
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;
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; X86-LABEL: test_double_abs:
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; X86: # %bb.0:
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; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
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; X86-NEXT: movl $2147483647, %edx # imm = 0x7FFFFFFF
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; X86-NEXT: andl {{[0-9]+}}(%esp), %edx
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; X86-NEXT: retl
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;
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; FASTISEL-X86-LABEL: test_double_abs:
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; FASTISEL-X86: # %bb.0:
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; FASTISEL-X86-NEXT: pushl %ebp
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; FASTISEL-X86-NEXT: movl %esp, %ebp
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; FASTISEL-X86-NEXT: andl $-8, %esp
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; FASTISEL-X86-NEXT: subl $8, %esp
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; FASTISEL-X86-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
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; FASTISEL-X86-NEXT: andps {{\.?LCPI[0-9]+_[0-9]+}}, %xmm0
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; FASTISEL-X86-NEXT: movlps %xmm0, (%esp)
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; FASTISEL-X86-NEXT: movl (%esp), %eax
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; FASTISEL-X86-NEXT: movl {{[0-9]+}}(%esp), %edx
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; FASTISEL-X86-NEXT: movl %ebp, %esp
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; FASTISEL-X86-NEXT: popl %ebp
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; FASTISEL-X86-NEXT: retl
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;
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; GISEL-X86-LABEL: test_double_abs:
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; GISEL-X86: # %bb.0:
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; GISEL-X86-NEXT: movl $-1, %eax
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; GISEL-X86-NEXT: movl $2147483647, %edx # imm = 0x7FFFFFFF
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; GISEL-X86-NEXT: andl {{[0-9]+}}(%esp), %eax
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; GISEL-X86-NEXT: andl {{[0-9]+}}(%esp), %edx
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; GISEL-X86-NEXT: retl
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%abs = tail call double @llvm.fabs.f64(double %arg)
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ret double %abs
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}
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