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Diffstat (limited to 'test/CodeGen/AArch64/neon-fma.ll')
-rw-r--r-- | test/CodeGen/AArch64/neon-fma.ll | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/neon-fma.ll b/test/CodeGen/AArch64/neon-fma.ll new file mode 100644 index 0000000000000..dcf4e2878068a --- /dev/null +++ b/test/CodeGen/AArch64/neon-fma.ll @@ -0,0 +1,112 @@ +; RUN: llc < %s -verify-machineinstrs -mtriple=aarch64-none-linux-gnu -mattr=+neon -fp-contract=fast | FileCheck %s + +define <2 x float> @fmla2xfloat(<2 x float> %A, <2 x float> %B, <2 x float> %C) { +;CHECK: fmla {{v[0-31]+}}.2s, {{v[0-31]+}}.2s, {{v[0-31]+}}.2s + %tmp1 = fmul <2 x float> %A, %B; + %tmp2 = fadd <2 x float> %C, %tmp1; + ret <2 x float> %tmp2 +} + +define <4 x float> @fmla4xfloat(<4 x float> %A, <4 x float> %B, <4 x float> %C) { +;CHECK: fmla {{v[0-31]+}}.4s, {{v[0-31]+}}.4s, {{v[0-31]+}}.4s + %tmp1 = fmul <4 x float> %A, %B; + %tmp2 = fadd <4 x float> %C, %tmp1; + ret <4 x float> %tmp2 +} + +define <2 x double> @fmla2xdouble(<2 x double> %A, <2 x double> %B, <2 x double> %C) { +;CHECK: fmla {{v[0-31]+}}.2d, {{v[0-31]+}}.2d, {{v[0-31]+}}.2d + %tmp1 = fmul <2 x double> %A, %B; + %tmp2 = fadd <2 x double> %C, %tmp1; + ret <2 x double> %tmp2 +} + + +define <2 x float> @fmls2xfloat(<2 x float> %A, <2 x float> %B, <2 x float> %C) { +;CHECK: fmls {{v[0-31]+}}.2s, {{v[0-31]+}}.2s, {{v[0-31]+}}.2s + %tmp1 = fmul <2 x float> %A, %B; + %tmp2 = fsub <2 x float> %C, %tmp1; + ret <2 x float> %tmp2 +} + +define <4 x float> @fmls4xfloat(<4 x float> %A, <4 x float> %B, <4 x float> %C) { +;CHECK: fmls {{v[0-31]+}}.4s, {{v[0-31]+}}.4s, {{v[0-31]+}}.4s + %tmp1 = fmul <4 x float> %A, %B; + %tmp2 = fsub <4 x float> %C, %tmp1; + ret <4 x float> %tmp2 +} + +define <2 x double> @fmls2xdouble(<2 x double> %A, <2 x double> %B, <2 x double> %C) { +;CHECK: fmls {{v[0-31]+}}.2d, {{v[0-31]+}}.2d, {{v[0-31]+}}.2d + %tmp1 = fmul <2 x double> %A, %B; + %tmp2 = fsub <2 x double> %C, %tmp1; + ret <2 x double> %tmp2 +} + + +; Another set of tests for when the intrinsic is used. + +declare <2 x float> @llvm.fma.v2f32(<2 x float>, <2 x float>, <2 x float>) +declare <4 x float> @llvm.fma.v4f32(<4 x float>, <4 x float>, <4 x float>) +declare <2 x double> @llvm.fma.v2f64(<2 x double>, <2 x double>, <2 x double>) + +define <2 x float> @fmla2xfloat_fused(<2 x float> %A, <2 x float> %B, <2 x float> %C) { +;CHECK: fmla {{v[0-31]+}}.2s, {{v[0-31]+}}.2s, {{v[0-31]+}}.2s + %val = call <2 x float> @llvm.fma.v2f32(<2 x float> %A, <2 x float> %B, <2 x float> %C) + ret <2 x float> %val +} + +define <4 x float> @fmla4xfloat_fused(<4 x float> %A, <4 x float> %B, <4 x float> %C) { +;CHECK: fmla {{v[0-31]+}}.4s, {{v[0-31]+}}.4s, {{v[0-31]+}}.4s + %val = call <4 x float> @llvm.fma.v4f32(<4 x float> %A, <4 x float> %B, <4 x float> %C) + ret <4 x float> %val +} + +define <2 x double> @fmla2xdouble_fused(<2 x double> %A, <2 x double> %B, <2 x double> %C) { +;CHECK: fmla {{v[0-31]+}}.2d, {{v[0-31]+}}.2d, {{v[0-31]+}}.2d + %val = call <2 x double> @llvm.fma.v2f64(<2 x double> %A, <2 x double> %B, <2 x double> %C) + ret <2 x double> %val +} + +define <2 x float> @fmls2xfloat_fused(<2 x float> %A, <2 x float> %B, <2 x float> %C) { +;CHECK: fmls {{v[0-31]+}}.2s, {{v[0-31]+}}.2s, {{v[0-31]+}}.2s + %negA = fsub <2 x float> <float -0.0, float -0.0>, %A + %val = call <2 x float> @llvm.fma.v2f32(<2 x float> %negA, <2 x float> %B, <2 x float> %C) + ret <2 x float> %val +} + +define <4 x float> @fmls4xfloat_fused(<4 x float> %A, <4 x float> %B, <4 x float> %C) { +;CHECK: fmls {{v[0-31]+}}.4s, {{v[0-31]+}}.4s, {{v[0-31]+}}.4s + %negA = fsub <4 x float> <float -0.0, float -0.0, float -0.0, float -0.0>, %A + %val = call <4 x float> @llvm.fma.v4f32(<4 x float> %negA, <4 x float> %B, <4 x float> %C) + ret <4 x float> %val +} + +define <2 x double> @fmls2xdouble_fused(<2 x double> %A, <2 x double> %B, <2 x double> %C) { +;CHECK: fmls {{v[0-31]+}}.2d, {{v[0-31]+}}.2d, {{v[0-31]+}}.2d + %negA = fsub <2 x double> <double -0.0, double -0.0>, %A + %val = call <2 x double> @llvm.fma.v2f64(<2 x double> %negA, <2 x double> %B, <2 x double> %C) + ret <2 x double> %val +} + +declare <2 x float> @llvm.fmuladd.v2f32(<2 x float>, <2 x float>, <2 x float>) +declare <4 x float> @llvm.fmuladd.v4f32(<4 x float>, <4 x float>, <4 x float>) +declare <2 x double> @llvm.fmuladd.v2f64(<2 x double>, <2 x double>, <2 x double>) + +define <2 x float> @fmuladd2xfloat(<2 x float> %A, <2 x float> %B, <2 x float> %C) { +;CHECK: fmla {{v[0-31]+}}.2s, {{v[0-31]+}}.2s, {{v[0-31]+}}.2s + %val = call <2 x float> @llvm.fmuladd.v2f32(<2 x float> %A, <2 x float> %B, <2 x float> %C) + ret <2 x float> %val +} + +define <4 x float> @fmuladd4xfloat_fused(<4 x float> %A, <4 x float> %B, <4 x float> %C) { +;CHECK: fmla {{v[0-31]+}}.4s, {{v[0-31]+}}.4s, {{v[0-31]+}}.4s + %val = call <4 x float> @llvm.fmuladd.v4f32(<4 x float> %A, <4 x float> %B, <4 x float> %C) + ret <4 x float> %val +} + +define <2 x double> @fmuladd2xdouble_fused(<2 x double> %A, <2 x double> %B, <2 x double> %C) { +;CHECK: fmla {{v[0-31]+}}.2d, {{v[0-31]+}}.2d, {{v[0-31]+}}.2d + %val = call <2 x double> @llvm.fmuladd.v2f64(<2 x double> %A, <2 x double> %B, <2 x double> %C) + ret <2 x double> %val +} |