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;; __kernel void test_64(__global int* res)
;; {
;; long tid = get_global_id(0);
;;
;; switch(tid)
;; {
;; case 0:
;; res[tid] = 1;
;; break;
;; case 1:
;; res[tid] = 2;
;; break;
;; case 21474836481:
;; res[tid] = 3;
;; break;
;; }
;; }
;; bash$ clang -cc1 -triple spir64-unknown-unknown -x cl -cl-std=CL2.0 -O0 -include opencl.h -emit-llvm OpSwitch.cl -o test_64.ll
; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
; CHECK-SPIRV: OpSwitch %[[#]] %[[#]] 0 0 %[[#]] 1 0 %[[#]] 1 5 %[[#]]
define spir_kernel void @test_64(i32 addrspace(1)* %res) {
entry:
%res.addr = alloca i32 addrspace(1)*, align 8
%tid = alloca i64, align 8
store i32 addrspace(1)* %res, i32 addrspace(1)** %res.addr, align 8
%call = call spir_func i64 @_Z13get_global_idj(i32 0)
store i64 %call, i64* %tid, align 8
%0 = load i64, i64* %tid, align 8
switch i64 %0, label %sw.epilog [
i64 0, label %sw.bb
i64 1, label %sw.bb1
i64 21474836481, label %sw.bb3
]
sw.bb: ; preds = %entry
%1 = load i64, i64* %tid, align 8
%2 = load i32 addrspace(1)*, i32 addrspace(1)** %res.addr, align 8
%arrayidx = getelementptr inbounds i32, i32 addrspace(1)* %2, i64 %1
store i32 1, i32 addrspace(1)* %arrayidx, align 4
br label %sw.epilog
sw.bb1: ; preds = %entry
%3 = load i64, i64* %tid, align 8
%4 = load i32 addrspace(1)*, i32 addrspace(1)** %res.addr, align 8
%arrayidx2 = getelementptr inbounds i32, i32 addrspace(1)* %4, i64 %3
store i32 2, i32 addrspace(1)* %arrayidx2, align 4
br label %sw.epilog
sw.bb3: ; preds = %entry
%5 = load i64, i64* %tid, align 8
%6 = load i32 addrspace(1)*, i32 addrspace(1)** %res.addr, align 8
%arrayidx4 = getelementptr inbounds i32, i32 addrspace(1)* %6, i64 %5
store i32 3, i32 addrspace(1)* %arrayidx4, align 4
br label %sw.epilog
sw.epilog: ; preds = %entry, %sw.bb3, %sw.bb1, %sw.bb
ret void
}
declare spir_func i64 @_Z13get_global_idj(i32)
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