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-rw-r--r--test/CodeGen/R600/llvm.AMDGPU.rcp.ll53
1 files changed, 21 insertions, 32 deletions
diff --git a/test/CodeGen/R600/llvm.AMDGPU.rcp.ll b/test/CodeGen/R600/llvm.AMDGPU.rcp.ll
index ca5260d..3ee3e6b 100644
--- a/test/CodeGen/R600/llvm.AMDGPU.rcp.ll
+++ b/test/CodeGen/R600/llvm.AMDGPU.rcp.ll
@@ -1,58 +1,47 @@
-; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=SI -mattr=-fp32-denormals -enable-unsafe-fp-math -verify-machineinstrs < %s | FileCheck -check-prefix=SI-UNSAFE -check-prefix=SI -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=SI -mattr=-fp32-denormals -verify-machineinstrs < %s | FileCheck -check-prefix=SI-SAFE -check-prefix=SI -check-prefix=FUNC %s
+; XUN: llc -march=r600 -mcpu=SI -mattr=+fp32-denormals -verify-machineinstrs < %s | FileCheck -check-prefix=SI-SAFE-SPDENORM -check-prefix=SI -check-prefix=FUNC %s
+
+; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs < %s | FileCheck -check-prefix=EG-SAFE -check-prefix=FUNC %s
+; RUN: llc -march=r600 -mcpu=cayman -verify-machineinstrs < %s | FileCheck -check-prefix=EG -check-prefix=FUNC %s
declare float @llvm.AMDGPU.rcp.f32(float) nounwind readnone
declare double @llvm.AMDGPU.rcp.f64(double) nounwind readnone
-
declare float @llvm.sqrt.f32(float) nounwind readnone
-declare double @llvm.sqrt.f64(double) nounwind readnone
-; FUNC-LABEL: @rcp_f32
-; SI: V_RCP_F32_e32
+; FUNC-LABEL: {{^}}rcp_f32:
+; SI: v_rcp_f32_e32
+; EG: RECIP_IEEE
define void @rcp_f32(float addrspace(1)* %out, float %src) nounwind {
%rcp = call float @llvm.AMDGPU.rcp.f32(float %src) nounwind readnone
store float %rcp, float addrspace(1)* %out, align 4
ret void
}
-; FUNC-LABEL: @rcp_f64
-; SI: V_RCP_F64_e32
-define void @rcp_f64(double addrspace(1)* %out, double %src) nounwind {
- %rcp = call double @llvm.AMDGPU.rcp.f64(double %src) nounwind readnone
- store double %rcp, double addrspace(1)* %out, align 8
- ret void
-}
+; FIXME: Evergreen only ever does unsafe fp math.
+; FUNC-LABEL: {{^}}rcp_pat_f32:
+
+; SI-SAFE: v_rcp_f32_e32
+; XSI-SAFE-SPDENORM-NOT: v_rcp_f32_e32
+
+; EG: RECIP_IEEE
-; FUNC-LABEL: @rcp_pat_f32
-; SI: V_RCP_F32_e32
define void @rcp_pat_f32(float addrspace(1)* %out, float %src) nounwind {
%rcp = fdiv float 1.0, %src
store float %rcp, float addrspace(1)* %out, align 4
ret void
}
-; FUNC-LABEL: @rcp_pat_f64
-; SI: V_RCP_F64_e32
-define void @rcp_pat_f64(double addrspace(1)* %out, double %src) nounwind {
- %rcp = fdiv double 1.0, %src
- store double %rcp, double addrspace(1)* %out, align 8
- ret void
-}
+; FUNC-LABEL: {{^}}rsq_rcp_pat_f32:
+; SI-UNSAFE: v_rsq_f32_e32
+; SI-SAFE: v_sqrt_f32_e32
+; SI-SAFE: v_rcp_f32_e32
-; FUNC-LABEL: @rsq_rcp_pat_f32
-; SI: V_RSQ_F32_e32
+; EG: RECIPSQRT_IEEE
define void @rsq_rcp_pat_f32(float addrspace(1)* %out, float %src) nounwind {
%sqrt = call float @llvm.sqrt.f32(float %src) nounwind readnone
%rcp = call float @llvm.AMDGPU.rcp.f32(float %sqrt) nounwind readnone
store float %rcp, float addrspace(1)* %out, align 4
ret void
}
-
-; FUNC-LABEL: @rsq_rcp_pat_f64
-; SI: V_RSQ_F64_e32
-define void @rsq_rcp_pat_f64(double addrspace(1)* %out, double %src) nounwind {
- %sqrt = call double @llvm.sqrt.f64(double %src) nounwind readnone
- %rcp = call double @llvm.AMDGPU.rcp.f64(double %sqrt) nounwind readnone
- store double %rcp, double addrspace(1)* %out, align 8
- ret void
-}