Files
clang-p2996/llvm/test/Transforms/Inline/AMDGPU/amdgpu-inline-alloca-argument.ll
Alexander Richardson ee13638362 [AMDGPU] Remove explicit datalayout from tests where not needed
Since e39f6c1844 opt will infer the
correct datalayout when given a triple. Avoid explicitly specifying it
in tests that depend on the AMDGPU target being present to avoid the
string becoming out of sync with the TargetInfo value.
Only tests with REQUIRES: amdgpu-registered-target or a local lit.cfg
were updated to ensure that tests for non-target-specific passes that
happen to use the AMDGPU layout still pass when building with a limited
set of targets.

Reviewed By: shiltian, arsenm

Pull Request: https://github.com/llvm/llvm-project/pull/137921
2025-04-30 10:58:17 -07:00

68 lines
2.4 KiB
LLVM

; RUN: opt -mtriple=amdgcn--amdhsa -S -passes=inline -inline-threshold=0 < %s | FileCheck %s
define void @use_flat_ptr_arg(ptr nocapture %p) {
entry:
%tmp1 = load float, ptr %p, align 4
%div = fdiv float 1.000000e+00, %tmp1
%add0 = fadd float %div, 1.0
%add1 = fadd float %add0, 1.0
%add2 = fadd float %add1, 1.0
%add3 = fadd float %add2, 1.0
%add4 = fadd float %add3, 1.0
%add5 = fadd float %add4, 1.0
%add6 = fadd float %add5, 1.0
%add7 = fadd float %add6, 1.0
%add8 = fadd float %add7, 1.0
%add9 = fadd float %add8, 1.0
%add10 = fadd float %add9, 1.0
store float %add10, ptr %p, align 4
ret void
}
define void @use_private_ptr_arg(ptr addrspace(5) nocapture %p) {
entry:
%tmp1 = load float, ptr addrspace(5) %p, align 4
%div = fdiv float 1.000000e+00, %tmp1
%add0 = fadd float %div, 1.0
%add1 = fadd float %add0, 1.0
%add2 = fadd float %add1, 1.0
%add3 = fadd float %add2, 1.0
%add4 = fadd float %add3, 1.0
%add5 = fadd float %add4, 1.0
%add6 = fadd float %add5, 1.0
%add7 = fadd float %add6, 1.0
%add8 = fadd float %add7, 1.0
%add9 = fadd float %add8, 1.0
%add10 = fadd float %add9, 1.0
store float %add10, ptr addrspace(5) %p, align 4
ret void
}
; Test that the inline threshold is boosted if called with an
; addrspacecasted' alloca.
; CHECK-LABEL: @test_inliner_flat_ptr(
; CHECK: call i32 @llvm.amdgcn.workitem.id.x()
; CHECK-NOT: call {{[.*]}}@
define amdgpu_kernel void @test_inliner_flat_ptr(ptr addrspace(1) nocapture %a, i32 %n) {
entry:
%pvt_arr = alloca [64 x float], align 4, addrspace(5)
%tid = tail call i32 @llvm.amdgcn.workitem.id.x()
%arrayidx = getelementptr inbounds float, ptr addrspace(1) %a, i32 %tid
%tmp2 = load float, ptr addrspace(1) %arrayidx, align 4
%add = add i32 %tid, 1
%arrayidx2 = getelementptr inbounds float, ptr addrspace(1) %a, i32 %add
%tmp5 = load float, ptr addrspace(1) %arrayidx2, align 4
%or = or i32 %tid, %n
%arrayidx5 = getelementptr inbounds [64 x float], ptr addrspace(5) %pvt_arr, i32 0, i32 %or
%arrayidx7 = getelementptr inbounds [64 x float], ptr addrspace(5) %pvt_arr, i32 0, i32 %or
%to.flat = addrspacecast ptr addrspace(5) %arrayidx7 to ptr
call void @use_private_ptr_arg(ptr addrspace(5) %arrayidx7)
call void @use_flat_ptr_arg(ptr %to.flat)
ret void
}
declare i32 @llvm.amdgcn.workitem.id.x() #1
attributes #0 = { noinline }
attributes #1 = { nounwind readnone }