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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

43 lines
1.6 KiB
LLVM

; RUN: llc < %s -mtriple=amdgcn--amdpal -mcpu=gfx900 | FileCheck %s
; Check that the redundant immediate MOV instruction
; (by-product of handling phi nodes) is not found
; in the generated code.
; CHECK-LABEL: {{^}}mov_opt:
; CHECK: s_mov_b32 [[SREG:s[0-9]+]], 1.0
; CHECK: %bb.1:
; CHECK-NOT: v_mov_b32_e32 {{v[0-9]+}}, 1.0
; CHECK: BB0_3:
; CHECK: v_mov_b32_e32 v{{[0-9]+}}, [[SREG]]
define amdgpu_ps void @mov_opt(i32 %arg, i32 inreg %arg1, i32 inreg %arg2) local_unnamed_addr #0 {
bb:
%tmp = icmp eq i32 %arg1, 0
br i1 %tmp, label %bb3, label %bb10
bb3: ; preds = %bb
%tmp4 = icmp eq i32 %arg2, 0
br i1 %tmp4, label %bb5, label %bb10
bb5: ; preds = %bb3
%tmp6 = getelementptr <{ [4294967295 x i32] }>, ptr addrspace(6) null, i32 0, i32 0, i32 %arg
%tmp7 = load i32, ptr addrspace(6) %tmp6
%tmp8 = icmp eq i32 %tmp7, 1
br i1 %tmp8, label %bb10, label %bb9
bb9: ; preds = %bb5
br label %bb10
bb10: ; preds = %bb9, %bb5, %bb3, %bb
%tmp11 = phi float [ 1.000000e+00, %bb3 ], [ 0.000000e+00, %bb9 ], [ 1.000000e+00, %bb ], [ poison, %bb5 ]
call void @llvm.amdgcn.exp.f32(i32 40, i32 15, float %tmp11, float poison, float poison, float poison, i1 false, i1 false) #0
ret void
}
; Function Attrs: inaccessiblememonly nounwind
declare void @llvm.amdgcn.exp.f32(i32 immarg, i32 immarg, float, float, float, float, i1 immarg, i1 immarg) #1
attributes #0 = { nounwind }
attributes #1 = { inaccessiblememonly nounwind }