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

124 lines
3.7 KiB
LLVM

; The goal of the test is to check that newly inserted `ptrcast` internal
; intrinsic functions for PHI's operands are inserted at the correct
; positions, and don't break rules of instruction domination and PHI nodes
; grouping at top of basic block.
; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s
; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}
; CHECK-DAG: OpName %[[#Case1:]] "case1"
; CHECK-DAG: OpName %[[#Case2:]] "case2"
; CHECK-DAG: OpName %[[#Case3:]] "case3"
%struct1 = type { i64 }
%struct2 = type { i64, i64 }
@.str.1 = private unnamed_addr addrspace(1) constant [3 x i8] c"OK\00", align 1
@.str.2 = private unnamed_addr addrspace(1) constant [6 x i8] c"WRONG\00", align 1
; CHECK: %[[#Case1]] = OpFunction
define spir_func void @case1(i1 %b1, i1 %b2, i1 %b3) {
entry:
%tmp.1 = alloca i8, align 1
; CHECK: OpBranchConditional %[[#]] %[[#l1:]] %[[#l2:]]
br i1 %b1, label %l1, label %l2
l1:
%str = phi ptr addrspace(1) [ @.str.1, %entry ], [ @.str.2, %l2 ], [ @.str.2, %l3 ]
%v1 = load i8, ptr addrspace(1) %str, align 1
store i8 %v1, ptr %tmp.1, align 1
br label %exit
; CHECK: %[[#l2]] = OpLabel
; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#l3:]]
l2:
br i1 %b2, label %l1, label %l3
; CHECK: %[[#l3]] = OpLabel
; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#exit:]]
l3:
br i1 %b3, label %l1, label %exit
; CHECK: %[[#l1]] = OpLabel
; CHECK-NEXT: OpPhi
; CHECK: OpBranch %[[#exit]]
; CHECK: %[[#exit]] = OpLabel
; CHECK: OpReturn
exit:
ret void
}
; CHECK: %[[#Case2]] = OpFunction
define spir_func void @case2(i1 %b1, i1 %b2, i1 %b3, ptr addrspace(1) byval(%struct1) %str1, ptr addrspace(1) byval(%struct2) %str2) {
entry:
%tmp.2 = alloca i8, align 1
; CHECK: OpBranchConditional %[[#]] %[[#l1:]] %[[#l2:]]
br i1 %b1, label %l1, label %l2
l1:
%str = phi ptr addrspace(1) [ %str1, %entry ], [ %str2, %l2 ], [ %str2, %l3 ]
%v2 = load i8, ptr addrspace(1) %str, align 1
store i8 %v2, ptr %tmp.2, align 1
br label %exit
; CHECK: %[[#l2]] = OpLabel
; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#l3:]]
l2:
br i1 %b2, label %l1, label %l3
; CHECK: %[[#l3]] = OpLabel
; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#exit:]]
l3:
br i1 %b3, label %l1, label %exit
; CHECK: %[[#l1]] = OpLabel
; CHECK-NEXT: OpPhi
; CHECK: OpBranch %[[#exit]]
; CHECK: %[[#exit]] = OpLabel
; CHECK: OpReturn
exit:
ret void
}
; CHECK: %[[#Case3]] = OpFunction
define spir_func void @case3(i1 %b1, i1 %b2, i1 %b3, ptr addrspace(1) byval(%struct1) %_arg_str1, ptr addrspace(1) byval(%struct2) %_arg_str2) {
; CHECK: OpBranchConditional %[[#]] %[[#l1:]] %[[#l2:]]
entry:
%tmp.3 = alloca i8, align 1
br i1 %b1, label %l1, label %l2
l1:
%str = phi ptr addrspace(1) [ %_arg_str1, %entry ], [ %str2, %l2 ], [ %str3, %l3 ]
%v3 = load i8, ptr addrspace(1) %str, align 1
store i8 %v3, ptr %tmp.3, align 1
br label %exit
; CHECK: %[[#l2]] = OpLabel
; CHECK: OpInBoundsPtrAccessChain
; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#l3:]]
l2:
%str2 = getelementptr inbounds %struct2, ptr addrspace(1) %_arg_str2, i32 1
br i1 %b2, label %l1, label %l3
; CHECK: %[[#l3]] = OpLabel
; CHECK: OpInBoundsPtrAccessChain
; CHECK: OpBranchConditional %[[#]] %[[#l1]] %[[#exit:]]
l3:
%str3 = getelementptr inbounds %struct2, ptr addrspace(1) %_arg_str2, i32 2
br i1 %b3, label %l1, label %exit
; CHECK: %[[#l1]] = OpLabel
; CHECK-NEXT: OpPhi
; CHECK: OpBranch %[[#exit]]
; CHECK: %[[#exit]] = OpLabel
; CHECK: OpReturn
exit:
ret void
}