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MSL writer: make signed int overflow defined behaviour

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Bug: tint:124
Change-Id: Icf545b633d6390ceb7f639e80111390005e311a1
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/60100
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Antonio Maiorano <amaiorano@google.com>
Reviewed-by: David Neto <dneto@google.com>
This commit is contained in:
Antonio Maiorano
2021-07-29 13:51:47 +00:00
committed by Tint LUCI CQ
parent 1f0200a3ff
commit e5dbe24e94
651 changed files with 3963 additions and 3048 deletions
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2
test/loops/loop.wgsl.expected.msl
View File

@@ -4,7 +4,7 @@ using namespace metal;
int f() {
int i = 0;
while (true) {
i = (i + 1);
i = as_type<int>((as_type<uint>(i) + as_type<uint>(1)));
if ((i > 4)) {
return i;
}

2
test/loops/loop_with_continuing.wgsl.expected.msl
View File

@@ -8,7 +8,7 @@ int f() {
return i;
}
{
i = (i + 1);
i = as_type<int>((as_type<uint>(i) + as_type<uint>(1)));
}
}
return 0;

4
test/loops/nested_loops.wgsl.expected.msl
View File

@@ -5,12 +5,12 @@ int f() {
int i = 0;
int j = 0;
while (true) {
i = (i + 1);
i = as_type<int>((as_type<uint>(i) + as_type<uint>(1)));
if ((i > 4)) {
return 1;
}
while (true) {
j = (j + 1);
j = as_type<int>((as_type<uint>(j) + as_type<uint>(1)));
if ((j > 4)) {
return 2;
}

4
test/loops/nested_loops_with_continuing.wgsl.expected.msl
View File

@@ -13,11 +13,11 @@ int f() {
return 2;
}
{
j = (j + 1);
j = as_type<int>((as_type<uint>(j) + as_type<uint>(1)));
}
}
{
i = (i + 1);
i = as_type<int>((as_type<uint>(i) + as_type<uint>(1)));
}
}
return 0;