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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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2
test/vk-gl-cts/graphicsfuzz/cov-bitcount/0-opt.spvasm.expected.msl
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@@ -36,7 +36,7 @@ int f1_(constant buf0& x_8, constant buf1& x_11, thread float4* const tint_symbo
float const x_67 = x_8.x_GLF_uniform_float_values.arr[0].el;
if ((x_65 > x_67)) {
int const x_71 = a;
a = (x_71 + 1);
a = as_type<int>((as_type<uint>(x_71) + as_type<uint>(1)));
}
int const x_73 = a;
i = popcount(x_73);

2
test/vk-gl-cts/graphicsfuzz/cov-bitcount/0-opt.wgsl.expected.msl
View File

@@ -36,7 +36,7 @@ int f1_(constant buf0& x_8, constant buf1& x_11, thread float4* const tint_symbo
float const x_67 = x_8.x_GLF_uniform_float_values.arr[0].el;
if ((x_65 > x_67)) {
int const x_71 = a;
a = (x_71 + 1);
a = as_type<int>((as_type<uint>(x_71) + as_type<uint>(1)));
}
int const x_73 = a;
i = popcount(x_73);