diff options
Diffstat (limited to 'test/CodeGen/R600/cvt_flr_i32_f32.ll')
| -rw-r--r-- | test/CodeGen/R600/cvt_flr_i32_f32.ll | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/test/CodeGen/R600/cvt_flr_i32_f32.ll b/test/CodeGen/R600/cvt_flr_i32_f32.ll new file mode 100644 index 0000000..2dd3a9f --- /dev/null +++ b/test/CodeGen/R600/cvt_flr_i32_f32.ll @@ -0,0 +1,86 @@ +; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI-SAFE -check-prefix=SI -check-prefix=FUNC %s +; RUN: llc -march=amdgcn -mcpu=SI -enable-no-nans-fp-math -verify-machineinstrs < %s | FileCheck -check-prefix=SI-NONAN -check-prefix=SI -check-prefix=FUNC %s +; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s + +declare float @llvm.fabs.f32(float) #1 +declare float @llvm.floor.f32(float) #1 + +; FUNC-LABEL: {{^}}cvt_flr_i32_f32_0: +; SI-SAFE-NOT: v_cvt_flr_i32_f32 +; SI-NOT: add +; SI-NONAN: v_cvt_flr_i32_f32_e32 v{{[0-9]+}}, s{{[0-9]+}} +; SI: s_endpgm +define void @cvt_flr_i32_f32_0(i32 addrspace(1)* %out, float %x) #0 { + %floor = call float @llvm.floor.f32(float %x) #1 + %cvt = fptosi float %floor to i32 + store i32 %cvt, i32 addrspace(1)* %out + ret void +} + +; FUNC-LABEL: {{^}}cvt_flr_i32_f32_1: +; SI: v_add_f32_e64 [[TMP:v[0-9]+]], 1.0, s{{[0-9]+}} +; SI-SAFE-NOT: v_cvt_flr_i32_f32 +; SI-NONAN: v_cvt_flr_i32_f32_e32 v{{[0-9]+}}, [[TMP]] +; SI: s_endpgm +define void @cvt_flr_i32_f32_1(i32 addrspace(1)* %out, float %x) #0 { + %fadd = fadd float %x, 1.0 + %floor = call float @llvm.floor.f32(float %fadd) #1 + %cvt = fptosi float %floor to i32 + store i32 %cvt, i32 addrspace(1)* %out + ret void +} + +; FUNC-LABEL: {{^}}cvt_flr_i32_f32_fabs: +; SI-NOT: add +; SI-SAFE-NOT: v_cvt_flr_i32_f32 +; SI-NONAN: v_cvt_flr_i32_f32_e64 v{{[0-9]+}}, |s{{[0-9]+}}| +; SI: s_endpgm +define void @cvt_flr_i32_f32_fabs(i32 addrspace(1)* %out, float %x) #0 { + %x.fabs = call float @llvm.fabs.f32(float %x) #1 + %floor = call float @llvm.floor.f32(float %x.fabs) #1 + %cvt = fptosi float %floor to i32 + store i32 %cvt, i32 addrspace(1)* %out + ret void +} + +; FUNC-LABEL: {{^}}cvt_flr_i32_f32_fneg: +; SI-NOT: add +; SI-SAFE-NOT: v_cvt_flr_i32_f32 +; SI-NONAN: v_cvt_flr_i32_f32_e64 v{{[0-9]+}}, -s{{[0-9]+}} +; SI: s_endpgm +define void @cvt_flr_i32_f32_fneg(i32 addrspace(1)* %out, float %x) #0 { + %x.fneg = fsub float -0.000000e+00, %x + %floor = call float @llvm.floor.f32(float %x.fneg) #1 + %cvt = fptosi float %floor to i32 + store i32 %cvt, i32 addrspace(1)* %out + ret void +} + +; FUNC-LABEL: {{^}}cvt_flr_i32_f32_fabs_fneg: +; SI-NOT: add +; SI-SAFE-NOT: v_cvt_flr_i32_f32 +; SI-NONAN: v_cvt_flr_i32_f32_e64 v{{[0-9]+}}, -|s{{[0-9]+}}| +; SI: s_endpgm +define void @cvt_flr_i32_f32_fabs_fneg(i32 addrspace(1)* %out, float %x) #0 { + %x.fabs = call float @llvm.fabs.f32(float %x) #1 + %x.fabs.fneg = fsub float -0.000000e+00, %x.fabs + %floor = call float @llvm.floor.f32(float %x.fabs.fneg) #1 + %cvt = fptosi float %floor to i32 + store i32 %cvt, i32 addrspace(1)* %out + ret void +} + +; FUNC-LABEL: {{^}}no_cvt_flr_i32_f32_0: +; SI-NOT: v_cvt_flr_i32_f32 +; SI: v_floor_f32 +; SI: v_cvt_u32_f32_e32 +; SI: s_endpgm +define void @no_cvt_flr_i32_f32_0(i32 addrspace(1)* %out, float %x) #0 { + %floor = call float @llvm.floor.f32(float %x) #1 + %cvt = fptoui float %floor to i32 + store i32 %cvt, i32 addrspace(1)* %out + ret void +} + +attributes #0 = { nounwind } +attributes #1 = { nounwind readnone } |