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tint: add e2e test for crbug.com/tint/1557 

Bug: tint:1557
Change-Id: I48e09af3b265443a330248afe5377b76754aea33
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/104020
Kokoro: Kokoro <noreply+kokoro@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
This commit is contained in:
Antonio Maiorano 2022-09-27 17:30:57 +00:00
parent 97bf612570
commit 2323977745
7 changed files with 326 additions and 0 deletions
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32
test/tint/bug/tint/1557.wgsl Normal file
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@ -0,0 +1,32 @@
@group(0)
@binding(0)
var<uniform> u: i32;
fn f() -> i32 {
return 0;
}
fn g() {
var j = 0;
loop {
if (j >= 1) { break; }
j += 1;
var k = f();
}
}
@compute
@workgroup_size(1)
fn main() {
switch (u) {
case 0: {
switch (u) {
case 0: {}
default: {
g();
}
}
}
default: {}
}
}

40
test/tint/bug/tint/1557.wgsl.expected.dxc.hlsl Normal file
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@ -0,0 +1,40 @@
cbuffer cbuffer_u : register(b0, space0) {
uint4 u[1];
};
int f() {
return 0;
}
void g() {
int j = 0;
[loop] while (true) {
if ((j >= 1)) {
break;
}
j = (j + 1);
int k = f();
}
}
[numthreads(1, 1, 1)]
void main() {
switch(asint(u[0].x)) {
case 0: {
switch(asint(u[0].x)) {
case 0: {
break;
}
default: {
g();
break;
}
}
break;
}
default: {
break;
}
}
return;
}

45
test/tint/bug/tint/1557.wgsl.expected.fxc.hlsl Normal file
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@ -0,0 +1,45 @@
SKIP: FAILED
cbuffer cbuffer_u : register(b0, space0) {
uint4 u[1];
};
int f() {
return 0;
}
void g() {
int j = 0;
[loop] while (true) {
if ((j >= 1)) {
break;
}
j = (j + 1);
int k = f();
}
}
[numthreads(1, 1, 1)]
void main() {
switch(asint(u[0].x)) {
case 0: {
switch(asint(u[0].x)) {
case 0: {
break;
}
default: {
g();
break;
}
}
break;
}
default: {
break;
}
}
return;
}
FXC validation failure:
internal error: no storage type for block output

46
test/tint/bug/tint/1557.wgsl.expected.glsl Normal file
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@ -0,0 +1,46 @@
#version 310 es
layout(binding = 0, std140) uniform u_block_ubo {
int inner;
} u;
int f() {
return 0;
}
void g() {
int j = 0;
while (true) {
if ((j >= 1)) {
break;
}
j = (j + 1);
int k = f();
}
}
void tint_symbol() {
switch(u.inner) {
case 0: {
switch(u.inner) {
case 0: {
break;
}
default: {
g();
break;
}
}
break;
}
default: {
break;
}
}
}
layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
void main() {
tint_symbol();
return;
}

39
test/tint/bug/tint/1557.wgsl.expected.msl Normal file
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@ -0,0 +1,39 @@
#include <metal_stdlib>
using namespace metal;
int f() {
return 0;
}
void g() {
int j = 0;
while (true) {
if ((j >= 1)) {
break;
}
j = as_type<int>((as_type<uint>(j) + as_type<uint>(1)));
int k = f();
}
}
kernel void tint_symbol(const constant int* tint_symbol_1 [[buffer(0)]]) {
switch(*(tint_symbol_1)) {
case 0: {
switch(*(tint_symbol_1)) {
case 0: {
break;
}
default: {
g();
break;
}
}
break;
}
default: {
break;
}
}
return;
}

91
test/tint/bug/tint/1557.wgsl.expected.spvasm Normal file
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@ -0,0 +1,91 @@
; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 45
; Schema: 0
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %main "main"
OpExecutionMode %main LocalSize 1 1 1
OpName %u_block "u_block"
OpMemberName %u_block 0 "inner"
OpName %u "u"
OpName %f "f"
OpName %g "g"
OpName %j "j"
OpName %k "k"
OpName %main "main"
OpDecorate %u_block Block
OpMemberDecorate %u_block 0 Offset 0
OpDecorate %u NonWritable
OpDecorate %u DescriptorSet 0
OpDecorate %u Binding 0
%int = OpTypeInt 32 1
%u_block = OpTypeStruct %int
%_ptr_Uniform_u_block = OpTypePointer Uniform %u_block
%u = OpVariable %_ptr_Uniform_u_block Uniform
%5 = OpTypeFunction %int
%8 = OpConstantNull %int
%void = OpTypeVoid
%9 = OpTypeFunction %void
%_ptr_Function_int = OpTypePointer Function %int
%int_1 = OpConstant %int 1
%bool = OpTypeBool
%uint = OpTypeInt 32 0
%uint_0 = OpConstant %uint 0
%_ptr_Uniform_int = OpTypePointer Uniform %int
%f = OpFunction %int None %5
%7 = OpLabel
OpReturnValue %8
OpFunctionEnd
%g = OpFunction %void None %9
%12 = OpLabel
%j = OpVariable %_ptr_Function_int Function %8
%k = OpVariable %_ptr_Function_int Function %8
OpStore %j %8
OpBranch %15
%15 = OpLabel
OpLoopMerge %16 %17 None
OpBranch %18
%18 = OpLabel
%19 = OpLoad %int %j
%21 = OpSGreaterThanEqual %bool %19 %int_1
OpSelectionMerge %23 None
OpBranchConditional %21 %24 %23
%24 = OpLabel
OpBranch %16
%23 = OpLabel
%25 = OpLoad %int %j
%26 = OpIAdd %int %25 %int_1
OpStore %j %26
%27 = OpFunctionCall %int %f
OpStore %k %27
OpBranch %17
%17 = OpLabel
OpBranch %15
%16 = OpLabel
OpReturn
OpFunctionEnd
%main = OpFunction %void None %9
%30 = OpLabel
%35 = OpAccessChain %_ptr_Uniform_int %u %uint_0
%36 = OpLoad %int %35
OpSelectionMerge %31 None
OpSwitch %36 %37 0 %38
%38 = OpLabel
%40 = OpAccessChain %_ptr_Uniform_int %u %uint_0
%41 = OpLoad %int %40
OpSelectionMerge %39 None
OpSwitch %41 %42 0 %43
%43 = OpLabel
OpBranch %39
%42 = OpLabel
%44 = OpFunctionCall %void %g
OpBranch %39
%39 = OpLabel
OpBranch %31
%37 = OpLabel
OpBranch %31
%31 = OpLabel
OpReturn
OpFunctionEnd

33
test/tint/bug/tint/1557.wgsl.expected.wgsl Normal file
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@ -0,0 +1,33 @@
@group(0) @binding(0) var<uniform> u : i32;
fn f() -> i32 {
return 0;
}
fn g() {
var j = 0;
loop {
if ((j >= 1)) {
break;
}
j += 1;
var k = f();
}
}
@compute @workgroup_size(1)
fn main() {
switch(u) {
case 0: {
switch(u) {
case 0: {
}
default: {
g();
}
}
}
default: {
}
}
}