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Diffstat (limited to 'test/CodeGen/AArch64/fp-dp3.ll')
-rw-r--r-- | test/CodeGen/AArch64/fp-dp3.ll | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/fp-dp3.ll b/test/CodeGen/AArch64/fp-dp3.ll new file mode 100644 index 0000000000..84f34567b1 --- /dev/null +++ b/test/CodeGen/AArch64/fp-dp3.ll @@ -0,0 +1,102 @@ +; RUN: llc -verify-machineinstrs < %s -march=aarch64 -fp-contract=fast | FileCheck %s + +declare float @llvm.fma.f32(float, float, float) +declare double @llvm.fma.f64(double, double, double) + +define float @test_fmadd(float %a, float %b, float %c) { +; CHECK: test_fmadd: + %val = call float @llvm.fma.f32(float %a, float %b, float %c) +; CHECK: fmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} + ret float %val +} + +define float @test_fmsub(float %a, float %b, float %c) { +; CHECK: test_fmsub: + %nega = fsub float -0.0, %a + %val = call float @llvm.fma.f32(float %nega, float %b, float %c) +; CHECK: fmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} + ret float %val +} + +define float @test_fnmadd(float %a, float %b, float %c) { +; CHECK: test_fnmadd: + %negc = fsub float -0.0, %c + %val = call float @llvm.fma.f32(float %a, float %b, float %negc) +; CHECK: fnmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} + ret float %val +} + +define float @test_fnmsub(float %a, float %b, float %c) { +; CHECK: test_fnmsub: + %nega = fsub float -0.0, %a + %negc = fsub float -0.0, %c + %val = call float @llvm.fma.f32(float %nega, float %b, float %negc) +; CHECK: fnmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} + ret float %val +} + +define double @testd_fmadd(double %a, double %b, double %c) { +; CHECK: testd_fmadd: + %val = call double @llvm.fma.f64(double %a, double %b, double %c) +; CHECK: fmadd {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}} + ret double %val +} + +define double @testd_fmsub(double %a, double %b, double %c) { +; CHECK: testd_fmsub: + %nega = fsub double -0.0, %a + %val = call double @llvm.fma.f64(double %nega, double %b, double %c) +; CHECK: fmsub {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}} + ret double %val +} + +define double @testd_fnmadd(double %a, double %b, double %c) { +; CHECK: testd_fnmadd: + %negc = fsub double -0.0, %c + %val = call double @llvm.fma.f64(double %a, double %b, double %negc) +; CHECK: fnmadd {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}} + ret double %val +} + +define double @testd_fnmsub(double %a, double %b, double %c) { +; CHECK: testd_fnmsub: + %nega = fsub double -0.0, %a + %negc = fsub double -0.0, %c + %val = call double @llvm.fma.f64(double %nega, double %b, double %negc) +; CHECK: fnmsub {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}}, {{d[0-9]+}} + ret double %val +} + +define float @test_fmadd_unfused(float %a, float %b, float %c) { +; CHECK: test_fmadd_unfused: + %prod = fmul float %b, %c + %sum = fadd float %a, %prod +; CHECK: fmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} + ret float %sum +} + +define float @test_fmsub_unfused(float %a, float %b, float %c) { +; CHECK: test_fmsub_unfused: + %prod = fmul float %b, %c + %diff = fsub float %a, %prod +; CHECK: fmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} + ret float %diff +} + +define float @test_fnmadd_unfused(float %a, float %b, float %c) { +; CHECK: test_fnmadd_unfused: + %nega = fsub float -0.0, %a + %prod = fmul float %b, %c + %sum = fadd float %nega, %prod +; CHECK: fnmadd {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} + ret float %sum +} + +define float @test_fnmsub_unfused(float %a, float %b, float %c) { +; CHECK: test_fnmsub_unfused: + %nega = fsub float -0.0, %a + %prod = fmul float %b, %c + %diff = fsub float %nega, %prod +; CHECK: fnmsub {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}}, {{s[0-9]+}} + ret float %diff +} |