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https://github.com/c64scene-ar/llvm-6502.git
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7bc8414ee9
Only Linux is supported at the moment, and other platforms quickly fault. As a result these tests would fail on non-Linux hosts. It may be worth making the tests more generic again as more platforms are supported. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174170 91177308-0d34-0410-b5e6-96231b3b80d8
103 lines
3.3 KiB
LLVM
103 lines
3.3 KiB
LLVM
; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu -fp-contract=fast | FileCheck %s
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declare float @llvm.fma.f32(float, float, float)
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declare double @llvm.fma.f64(double, double, double)
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define float @test_fmadd(float %a, float %b, float %c) {
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; CHECK: test_fmadd:
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%val = call float @llvm.fma.f32(float %a, float %b, float %c)
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; CHECK: fmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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ret float %val
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}
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define float @test_fmsub(float %a, float %b, float %c) {
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; CHECK: test_fmsub:
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%nega = fsub float -0.0, %a
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%val = call float @llvm.fma.f32(float %nega, float %b, float %c)
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; CHECK: fmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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ret float %val
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}
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define float @test_fnmadd(float %a, float %b, float %c) {
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; CHECK: test_fnmadd:
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%negc = fsub float -0.0, %c
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%val = call float @llvm.fma.f32(float %a, float %b, float %negc)
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; CHECK: fnmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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ret float %val
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}
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define float @test_fnmsub(float %a, float %b, float %c) {
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; CHECK: test_fnmsub:
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%nega = fsub float -0.0, %a
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%negc = fsub float -0.0, %c
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%val = call float @llvm.fma.f32(float %nega, float %b, float %negc)
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; CHECK: fnmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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ret float %val
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}
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define double @testd_fmadd(double %a, double %b, double %c) {
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; CHECK: testd_fmadd:
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%val = call double @llvm.fma.f64(double %a, double %b, double %c)
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; CHECK: fmadd {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
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ret double %val
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}
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define double @testd_fmsub(double %a, double %b, double %c) {
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; CHECK: testd_fmsub:
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%nega = fsub double -0.0, %a
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%val = call double @llvm.fma.f64(double %nega, double %b, double %c)
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; CHECK: fmsub {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
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ret double %val
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}
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define double @testd_fnmadd(double %a, double %b, double %c) {
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; CHECK: testd_fnmadd:
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%negc = fsub double -0.0, %c
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%val = call double @llvm.fma.f64(double %a, double %b, double %negc)
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; CHECK: fnmadd {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
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ret double %val
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}
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define double @testd_fnmsub(double %a, double %b, double %c) {
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; CHECK: testd_fnmsub:
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%nega = fsub double -0.0, %a
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%negc = fsub double -0.0, %c
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%val = call double @llvm.fma.f64(double %nega, double %b, double %negc)
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; CHECK: fnmsub {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}
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ret double %val
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}
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define float @test_fmadd_unfused(float %a, float %b, float %c) {
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; CHECK: test_fmadd_unfused:
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%prod = fmul float %b, %c
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%sum = fadd float %a, %prod
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; CHECK: fmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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ret float %sum
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}
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define float @test_fmsub_unfused(float %a, float %b, float %c) {
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; CHECK: test_fmsub_unfused:
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%prod = fmul float %b, %c
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%diff = fsub float %a, %prod
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; CHECK: fmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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ret float %diff
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}
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define float @test_fnmadd_unfused(float %a, float %b, float %c) {
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; CHECK: test_fnmadd_unfused:
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%nega = fsub float -0.0, %a
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%prod = fmul float %b, %c
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%sum = fadd float %nega, %prod
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; CHECK: fnmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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ret float %sum
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}
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define float @test_fnmsub_unfused(float %a, float %b, float %c) {
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; CHECK: test_fnmsub_unfused:
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%nega = fsub float -0.0, %a
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%prod = fmul float %b, %c
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%diff = fsub float %nega, %prod
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; CHECK: fnmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}
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ret float %diff
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}
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