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-rw-r--r--test/CodeGen/R600/llvm.AMDGPU.fract.ll51
1 files changed, 44 insertions, 7 deletions
diff --git a/test/CodeGen/R600/llvm.AMDGPU.fract.ll b/test/CodeGen/R600/llvm.AMDGPU.fract.ll
index 7d15300..7501b4b 100644
--- a/test/CodeGen/R600/llvm.AMDGPU.fract.ll
+++ b/test/CodeGen/R600/llvm.AMDGPU.fract.ll
@@ -1,28 +1,65 @@
-; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
-; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
-; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=CI -check-prefix=FUNC %s
+; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=CI -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
+declare float @llvm.fabs.f32(float %Val)
declare float @llvm.AMDGPU.fract.f32(float) nounwind readnone
; Legacy name
declare float @llvm.AMDIL.fraction.f32(float) nounwind readnone
; FUNC-LABEL: {{^}}fract_f32:
-; SI: v_fract_f32
+; CI: v_fract_f32_e32 [[RESULT:v[0-9]+]], [[INPUT:v[0-9]+]]
+; SI: v_floor_f32_e32 [[FLR:v[0-9]+]], [[INPUT:v[0-9]+]]
+; SI: v_subrev_f32_e32 [[RESULT:v[0-9]+]], [[FLR]], [[INPUT]]
+; GCN: buffer_store_dword [[RESULT]]
; EG: FRACT
define void @fract_f32(float addrspace(1)* %out, float addrspace(1)* %src) nounwind {
- %val = load float addrspace(1)* %src, align 4
+ %val = load float, float addrspace(1)* %src, align 4
%fract = call float @llvm.AMDGPU.fract.f32(float %val) nounwind readnone
store float %fract, float addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}fract_f32_legacy_amdil:
-; SI: v_fract_f32
+; CI: v_fract_f32_e32 [[RESULT:v[0-9]+]], [[INPUT:v[0-9]+]]
+; SI: v_floor_f32_e32 [[FLR:v[0-9]+]], [[INPUT:v[0-9]+]]
+; SI: v_subrev_f32_e32 [[RESULT:v[0-9]+]], [[FLR]], [[INPUT]]
+; GCN: buffer_store_dword [[RESULT]]
; EG: FRACT
define void @fract_f32_legacy_amdil(float addrspace(1)* %out, float addrspace(1)* %src) nounwind {
- %val = load float addrspace(1)* %src, align 4
+ %val = load float, float addrspace(1)* %src, align 4
%fract = call float @llvm.AMDIL.fraction.f32(float %val) nounwind readnone
store float %fract, float addrspace(1)* %out, align 4
ret void
}
+
+; FUNC-LABEL: {{^}}fract_f32_neg:
+; CI: v_fract_f32_e64 [[RESULT:v[0-9]+]], -[[INPUT:v[0-9]+]]
+; SI: v_floor_f32_e64 [[FLR:v[0-9]+]], -[[INPUT:v[0-9]+]]
+; SI: v_sub_f32_e64 [[RESULT:v[0-9]+]], -[[INPUT]], [[FLR]]
+; GCN: buffer_store_dword [[RESULT]]
+; EG: FRACT
+define void @fract_f32_neg(float addrspace(1)* %out, float addrspace(1)* %src) nounwind {
+ %val = load float, float addrspace(1)* %src, align 4
+ %neg = fsub float 0.0, %val
+ %fract = call float @llvm.AMDGPU.fract.f32(float %neg) nounwind readnone
+ store float %fract, float addrspace(1)* %out, align 4
+ ret void
+}
+
+; FUNC-LABEL: {{^}}fract_f32_neg_abs:
+; CI: v_fract_f32_e64 [[RESULT:v[0-9]+]], -|[[INPUT:v[0-9]+]]|
+; SI: v_floor_f32_e64 [[FLR:v[0-9]+]], -|[[INPUT:v[0-9]+]]|
+; SI: v_sub_f32_e64 [[RESULT:v[0-9]+]], -|[[INPUT]]|, [[FLR]]
+; GCN: buffer_store_dword [[RESULT]]
+; EG: FRACT
+define void @fract_f32_neg_abs(float addrspace(1)* %out, float addrspace(1)* %src) nounwind {
+ %val = load float, float addrspace(1)* %src, align 4
+ %abs = call float @llvm.fabs.f32(float %val)
+ %neg = fsub float 0.0, %abs
+ %fract = call float @llvm.AMDGPU.fract.f32(float %neg) nounwind readnone
+ store float %fract, float addrspace(1)* %out, align 4
+ ret void
+}