mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-28 19:31:58 +00:00
fd55bcd060
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227214 91177308-0d34-0410-b5e6-96231b3b80d8
34 lines
1.3 KiB
LLVM
34 lines
1.3 KiB
LLVM
; 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
|
|
|
|
declare float @llvm.AMDGPU.rsq.f32(float) nounwind readnone
|
|
|
|
; FUNC-LABEL: {{^}}rsq_f32:
|
|
; SI: v_rsq_f32_e32 {{v[0-9]+}}, {{s[0-9]+}}
|
|
; EG: RECIPSQRT_IEEE
|
|
define void @rsq_f32(float addrspace(1)* %out, float %src) nounwind {
|
|
%rsq = call float @llvm.AMDGPU.rsq.f32(float %src) nounwind readnone
|
|
store float %rsq, float addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; TODO: Really these should be constant folded
|
|
; FUNC-LABEL: {{^}}rsq_f32_constant_4.0
|
|
; SI: v_rsq_f32_e32 {{v[0-9]+}}, 4.0
|
|
; EG: RECIPSQRT_IEEE
|
|
define void @rsq_f32_constant_4.0(float addrspace(1)* %out) nounwind {
|
|
%rsq = call float @llvm.AMDGPU.rsq.f32(float 4.0) nounwind readnone
|
|
store float %rsq, float addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|
|
|
|
; FUNC-LABEL: {{^}}rsq_f32_constant_100.0
|
|
; SI: v_rsq_f32_e32 {{v[0-9]+}}, 0x42c80000
|
|
; EG: RECIPSQRT_IEEE
|
|
define void @rsq_f32_constant_100.0(float addrspace(1)* %out) nounwind {
|
|
%rsq = call float @llvm.AMDGPU.rsq.f32(float 100.0) nounwind readnone
|
|
store float %rsq, float addrspace(1)* %out, align 4
|
|
ret void
|
|
}
|