dawn-cmake/test/tint/builtins/gen/literal/reverseBits/7c4269.wgsl.expected.glsl
Ben Clayton 51be3420b8 tint/writer/glsl: Fix emission of lowest i32 value
GLSL has the same behavior as MSL, in that -2147483648 is parsed as
a unary minus on '2147483648'. 2147483648 overflows an i32, so this
actually gets treated as -0.

Change-Id: Ibebd8b78a8840f18c438ed1d3d24dee486a65816
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/123202
Reviewed-by: Stephen White <senorblanco@chromium.org>
Commit-Queue: Ben Clayton <bclayton@google.com>
Commit-Queue: Ben Clayton <bclayton@chromium.org>
Kokoro: Kokoro <noreply+kokoro@google.com>
2023-03-08 21:13:22 +00:00

65 lines
1.1 KiB
GLSL

#version 310 es
layout(binding = 0, std430) buffer prevent_dce_block_ssbo {
int inner;
} prevent_dce;
void reverseBits_7c4269() {
int res = (-2147483647 - 1);
prevent_dce.inner = res;
}
vec4 vertex_main() {
reverseBits_7c4269();
return vec4(0.0f);
}
void main() {
gl_PointSize = 1.0;
vec4 inner_result = vertex_main();
gl_Position = inner_result;
gl_Position.y = -(gl_Position.y);
gl_Position.z = ((2.0f * gl_Position.z) - gl_Position.w);
return;
}
#version 310 es
precision mediump float;
layout(binding = 0, std430) buffer prevent_dce_block_ssbo {
int inner;
} prevent_dce;
void reverseBits_7c4269() {
int res = (-2147483647 - 1);
prevent_dce.inner = res;
}
void fragment_main() {
reverseBits_7c4269();
}
void main() {
fragment_main();
return;
}
#version 310 es
layout(binding = 0, std430) buffer prevent_dce_block_ssbo {
int inner;
} prevent_dce;
void reverseBits_7c4269() {
int res = (-2147483647 - 1);
prevent_dce.inner = res;
}
void compute_main() {
reverseBits_7c4269();
}
layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
void main() {
compute_main();
return;
}