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Restore "MSL writer: make signed int overflow defined behaviour"

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This reverts commit e33b0baa08.

Added tests/expressions/literals/intmin.wgsl test.

Bug: tint:124
Change-Id: I3d46f939ff20fa377ddb5fcb52f9afe728b8e430
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/60441
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
Reviewed-by: David Neto <dneto@google.com>
This commit is contained in:
Antonio Maiorano
2021-07-30 18:59:06 +00:00
committed by Tint LUCI CQ
parent 9bdf2dcc6b
commit d388bc9b36
686 changed files with 4111 additions and 3079 deletions
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4
test/vk-gl-cts/graphicsfuzz/cov-dead-code-unreachable-merge/0-opt.spvasm.expected.msl
View File

@@ -34,7 +34,7 @@ void main_1(constant buf0& x_11, thread float4* const tint_symbol_5, thread tint
(*(tint_symbol_7)).arr[x_16] = 0.0f;
float const x_65 = x_11.injectionSwitch.x;
int const x_18 = q;
switch((int(x_65) + x_18)) {
switch(as_type<int>((as_type<uint>(int(x_65)) + as_type<uint>(x_18)))) {
case 51: {
while (true) {
if (true) {
@@ -62,7 +62,7 @@ void main_1(constant buf0& x_11, thread float4* const tint_symbol_5, thread tint
}
{
int const x_22 = c;
c = (x_22 + 1);
c = as_type<int>((as_type<uint>(x_22) + as_type<uint>(1)));
}
}
int const x_24 = i;

4
test/vk-gl-cts/graphicsfuzz/cov-dead-code-unreachable-merge/0-opt.wgsl.expected.msl
View File

@@ -34,7 +34,7 @@ void main_1(constant buf0& x_11, thread float4* const tint_symbol_5, thread tint
(*(tint_symbol_7)).arr[x_16] = 0.0f;
float const x_65 = x_11.injectionSwitch.x;
int const x_18 = q;
switch((int(x_65) + x_18)) {
switch(as_type<int>((as_type<uint>(int(x_65)) + as_type<uint>(x_18)))) {
case 51: {
while (true) {
if (true) {
@@ -62,7 +62,7 @@ void main_1(constant buf0& x_11, thread float4* const tint_symbol_5, thread tint
}
{
int const x_22 = c;
c = (x_22 + 1);
c = as_type<int>((as_type<uint>(x_22) + as_type<uint>(1)));
}
}
int const x_24 = i;