Ben Clayton 03de0e83ae Move tint::transform::Robustness to a santizier transform
There's no good reason for this to be public.
Move it into the writers, and expose a 'disable_robustness' option to
turn it off. This can be expanded to hold more fine-grain control in the
future.

Change-Id: I6ea6e54a27b2ae0fbcba5fdf45539063045cc15a
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/122203
Commit-Queue: Ben Clayton <bclayton@google.com>
Kokoro: Ben Clayton <bclayton@google.com>
Reviewed-by: Dan Sinclair <dsinclair@chromium.org>
Auto-Submit: Ben Clayton <bclayton@google.com>
Reviewed-by: Austin Eng <enga@chromium.org>
2023-03-02 20:48:48 +00:00

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#include <metal_stdlib>
using namespace metal;
struct S {
/* 0x0000 */ int a;
};
int tint_div(int lhs, int rhs) {
return (lhs / select(rhs, 1, bool((rhs == 0) | bool((lhs == (-2147483647 - 1)) & (rhs == -1)))));
}
void foo(device S* const tint_symbol) {
(*(tint_symbol)).a = tint_div((*(tint_symbol)).a, 2);
}