derek.holloway
7502bf64a4
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128 lines
4.6 KiB
HLSL
128 lines
4.6 KiB
HLSL
// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \
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// RUN: spirv-pc-vulkan-library %s -emit-llvm -disable-llvm-passes -o - | FileCheck %s
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// RUN: %clang_cc1 -std=hlsl2021 -finclude-default-header -x hlsl -triple \
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// RUN: dxil-pc-shadermodel6.3-library %s -emit-llvm -disable-llvm-passes -o - | FileCheck %s
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bool cond();
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void foo();
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void test1() {
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while (cond()) {
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}
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}
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// CHECK-LABEL: define hidden{{.*}} void @_Z5test1v()
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// CHECK-SAME: [[A0:#[0-9]+]] {
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// CHECK: entry:
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// CHECK: [[T0:%[0-9]+]] = call token @llvm.experimental.convergence.entry()
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// CHECK: while.cond:
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// CHECK: [[T1:%[0-9]+]] = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token [[T0]]) ]
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// CHECK: call{{.*}} noundef i1 @_Z4condv() [[A3:#[0-9]+]] [ "convergencectrl"(token [[T1]]) ]
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void test2() {
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while (cond()) {
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foo();
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}
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}
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// CHECK-LABEL: define hidden{{.*}} void @_Z5test2v()
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// CHECK-SAME: [[A0]] {
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// CHECK: entry:
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// CHECK: [[T0:%[0-9]+]] = call token @llvm.experimental.convergence.entry()
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// CHECK: while.cond:
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// CHECK: [[T1:%[0-9]+]] = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token [[T0]]) ]
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// CHECK: call{{.*}} noundef i1 @_Z4condv() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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// CHECK: while.body:
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// CHECK: call{{.*}} void @_Z3foov() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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void test3() {
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while (cond()) {
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if (cond())
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break;
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foo();
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}
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}
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// CHECK-LABEL: define hidden{{.*}} void @_Z5test3v()
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// CHECK-SAME: [[A0]] {
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// CHECK: entry:
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// CHECK: [[T0:%[0-9]+]] = call token @llvm.experimental.convergence.entry()
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// CHECK: while.cond:
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// CHECK: [[T1:%[0-9]+]] = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token [[T0]]) ]
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// CHECK: call{{.*}} noundef i1 @_Z4condv() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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// CHECK: if.then:
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// CHECK: br label %while.end
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// CHECK: if.end:
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// CHECK: call{{.*}} void @_Z3foov() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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// CHECK: br label %while.cond
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void test4() {
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while (cond()) {
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if (cond()) {
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foo();
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break;
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}
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}
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}
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// CHECK-LABEL: define hidden{{.*}} void @_Z5test4v()
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// CHECK-SAME: [[A0]] {
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// CHECK: entry:
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// CHECK: [[T0:%[0-9]+]] = call token @llvm.experimental.convergence.entry()
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// CHECK: while.cond:
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// CHECK: [[T1:%[0-9]+]] = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token [[T0]]) ]
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// CHECK: call{{.*}} noundef i1 @_Z4condv() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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// CHECK: if.then:
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// CHECK: call{{.*}} void @_Z3foov() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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// CHECK: br label %while.end
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// CHECK: if.end:
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// CHECK: br label %while.cond
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void test5() {
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while (cond()) {
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while (cond()) {
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if (cond()) {
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foo();
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break;
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}
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}
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}
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}
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// CHECK-LABEL: define hidden{{.*}} void @_Z5test5v()
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// CHECK-SAME: [[A0]] {
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// CHECK: entry:
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// CHECK: [[T0:%[0-9]+]] = call token @llvm.experimental.convergence.entry()
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// CHECK: while.cond:
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// CHECK: [[T1:%[0-9]+]] = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token [[T0]]) ]
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// CHECK: call{{.*}} noundef i1 @_Z4condv() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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// CHECK: while.cond2:
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// CHECK: [[T2:%[0-9]+]] = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token [[T1]]) ]
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// CHECK: call{{.*}} noundef i1 @_Z4condv() [[A3]] [ "convergencectrl"(token [[T2]]) ]
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// CHECK: if.then:
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// CHECK: call{{.*}} void @_Z3foov() [[A3]] [ "convergencectrl"(token [[T2]]) ]
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// CHECK: br label %while.end
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void test6() {
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while (cond()) {
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while (cond()) {
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}
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if (cond()) {
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foo();
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break;
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}
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}
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}
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// CHECK-LABEL: define hidden{{.*}} void @_Z5test6v()
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// CHECK-SAME: [[A0]] {
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// CHECK: entry:
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// CHECK: [[T0:%[0-9]+]] = call token @llvm.experimental.convergence.entry()
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// CHECK: while.cond:
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// CHECK: [[T1:%[0-9]+]] = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token [[T0]]) ]
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// CHECK: call{{.*}} noundef i1 @_Z4condv() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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// CHECK: while.cond2:
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// CHECK: [[T2:%[0-9]+]] = call token @llvm.experimental.convergence.loop() [ "convergencectrl"(token [[T1]]) ]
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// CHECK: call{{.*}} noundef i1 @_Z4condv() [[A3]] [ "convergencectrl"(token [[T2]]) ]
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// CHECK: if.then:
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// CHECK: call{{.*}} void @_Z3foov() [[A3]] [ "convergencectrl"(token [[T1]]) ]
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// CHECK: br label %while.end
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// CHECK-DAG: attributes [[A0]] = { {{.*}}convergent{{.*}} }
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// CHECK-DAG: attributes [[A3]] = { {{.*}}convergent{{.*}} }
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