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; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}
; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val %}
define spir_kernel void @test_two_switch_same_register(i32 %value) {
; CHECK-SPIRV: OpSwitch %[[#REGISTER:]] %[[#DEFAULT1:]] 1 %[[#CASE1:]] 0 %[[#CASE2:]]
switch i32 %value, label %default1 [
i32 1, label %case1
i32 0, label %case2
]
case1:
br label %default1
case2:
br label %default1
default1:
switch i32 %value, label %default2 [
i32 0, label %case3
i32 1, label %case4
]
case3:
br label %default2
case4:
br label %default2
default2:
ret void
; CHECK-SPIRV: %[[#CASE2]] = OpLabel
; CHECK-SPIRV-NEXT: OpBranch %[[#DEFAULT1]]
; CHECK-SPIRV: %[[#CASE1]] = OpLabel
; CHECK-SPIRV-NEXT: OpBranch %[[#DEFAULT1]]
; CHECK-SPIRV: %[[#DEFAULT1]] = OpLabel
; CHECK-SPIRV-NEXT: OpSwitch %[[#REGISTER]] %[[#DEFAULT2:]] 0 %[[#CASE3:]] 1 %[[#CASE4:]]
; CHECK-SPIRV: %[[#CASE4]] = OpLabel
; CHECK-SPIRV-NEXT: OpBranch %[[#DEFAULT2]]
; CHECK-SPIRV: %[[#CASE3]] = OpLabel
; CHECK-SPIRV-NEXT: OpBranch %[[#DEFAULT2]]
; CHECK-SPIRV: %[[#DEFAULT2]] = OpLabel
; CHECK-SPIRV-NEXT: OpReturn
}
|
