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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AMDGPU/med3-no-simplify.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

49 lines
1.9 KiB
LLVM

; RUN: llc -mtriple=amdgcn -amdgpu-scalar-ir-passes=false < %s | FileCheck -check-prefix=GCN %s
; RUN: llc -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global -amdgpu-scalar-ir-passes=false < %s | FileCheck -check-prefix=GCN %s
; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-scalar-ir-passes=false < %s | FileCheck -check-prefix=GCN %s
; These tests are split out from umed3.ll and smed3.ll and use the
; -amdgpu-scalar-ir-passes=false flag, because InstSimplify would constant
; fold these functions otherwise.
declare i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
; GCN-LABEL: {{^}}v_test_umed3_r_i_i_constant_order_i32:
; GCN: v_max_u32_e32 v{{[0-9]+}}, 17, v{{[0-9]+}}
; GCN: v_min_u32_e32 v{{[0-9]+}}, 12, v{{[0-9]+}}
define amdgpu_kernel void @v_test_umed3_r_i_i_constant_order_i32(ptr addrspace(1) %out, ptr addrspace(1) %aptr) #1 {
%tid = call i32 @llvm.amdgcn.workitem.id.x()
%gep0 = getelementptr i32, ptr addrspace(1) %aptr, i32 %tid
%outgep = getelementptr i32, ptr addrspace(1) %out, i32 %tid
%a = load i32, ptr addrspace(1) %gep0
%icmp0 = icmp ugt i32 %a, 17
%i0 = select i1 %icmp0, i32 %a, i32 17
%icmp1 = icmp ult i32 %i0, 12
%i1 = select i1 %icmp1, i32 %i0, i32 12
store i32 %i1, ptr addrspace(1) %outgep
ret void
}
; GCN-LABEL: {{^}}v_test_smed3_r_i_i_constant_order_i32:
; GCN: v_max_i32_e32 v{{[0-9]+}}, 17, v{{[0-9]+}}
; GCN: v_min_i32_e32 v{{[0-9]+}}, 12, v{{[0-9]+}}
define amdgpu_kernel void @v_test_smed3_r_i_i_constant_order_i32(ptr addrspace(1) %out, ptr addrspace(1) %aptr) #1 {
%tid = call i32 @llvm.amdgcn.workitem.id.x()
%gep0 = getelementptr i32, ptr addrspace(1) %aptr, i32 %tid
%outgep = getelementptr i32, ptr addrspace(1) %out, i32 %tid
%a = load i32, ptr addrspace(1) %gep0
%icmp0 = icmp sgt i32 %a, 17
%i0 = select i1 %icmp0, i32 %a, i32 17
%icmp1 = icmp slt i32 %i0, 12
%i1 = select i1 %icmp1, i32 %i0, i32 12
store i32 %i1, ptr addrspace(1) %outgep
ret void
}