mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-22 07:32:48 +00:00
193c3e91b9
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205242 91177308-0d34-0410-b5e6-96231b3b80d8
48 lines
1.6 KiB
LLVM
48 lines
1.6 KiB
LLVM
; RUN: llc < %s -march=r600 -mcpu=verde -verify-machineinstrs | FileCheck -check-prefix=SI %s
|
|
|
|
; SI-LABEL: @vector_umax
|
|
; SI: V_MAX_U32_e32
|
|
define void @vector_umax(i32 %p0, i32 %p1, i32 addrspace(1)* %in) #0 {
|
|
main_body:
|
|
%load = load i32 addrspace(1)* %in, align 4
|
|
%max = call i32 @llvm.AMDGPU.umax(i32 %p0, i32 %load)
|
|
%bc = bitcast i32 %max to float
|
|
call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 0, float %bc, float %bc, float %bc, float %bc)
|
|
ret void
|
|
}
|
|
|
|
; SI-LABEL: @scalar_umax
|
|
; SI: S_MAX_U32
|
|
define void @scalar_umax(i32 %p0, i32 %p1) #0 {
|
|
entry:
|
|
%max = call i32 @llvm.AMDGPU.umax(i32 %p0, i32 %p1)
|
|
%bc = bitcast i32 %max to float
|
|
call void @llvm.SI.export(i32 15, i32 1, i32 1, i32 0, i32 0, float %bc, float %bc, float %bc, float %bc)
|
|
ret void
|
|
}
|
|
|
|
; SI-LABEL: @trunc_zext_umax
|
|
; SI: BUFFER_LOAD_UBYTE [[VREG:v[0-9]+]],
|
|
; SI: V_MAX_U32_e32 [[RESULT:v[0-9]+]], 0, [[VREG]]
|
|
; SI-NOT: AND
|
|
; SI: BUFFER_STORE_SHORT [[RESULT]],
|
|
define void @trunc_zext_umax(i16 addrspace(1)* nocapture %out, i8 addrspace(1)* nocapture %src) nounwind {
|
|
%tmp5 = load i8 addrspace(1)* %src, align 1
|
|
%tmp2 = zext i8 %tmp5 to i32
|
|
%tmp3 = tail call i32 @llvm.AMDGPU.umax(i32 %tmp2, i32 0) nounwind readnone
|
|
%tmp4 = trunc i32 %tmp3 to i8
|
|
%tmp6 = zext i8 %tmp4 to i16
|
|
store i16 %tmp6, i16 addrspace(1)* %out, align 2
|
|
ret void
|
|
}
|
|
|
|
; Function Attrs: readnone
|
|
declare i32 @llvm.AMDGPU.umax(i32, i32) #1
|
|
|
|
declare void @llvm.SI.export(i32, i32, i32, i32, i32, float, float, float, float)
|
|
|
|
attributes #0 = { nounwind }
|
|
attributes #1 = { nounwind readnone }
|
|
|
|
!0 = metadata !{metadata !"const", null, i32 1}
|