Alastair Donaldson f7e73d4ee3 Add tests derived from VK-GL-CTS
This adds SPIR-V assembly and WGSL tests derived from VK-GL-CTS commit
571256871c2e2f03995373e1e4a02958d8cd8cf5. The following procedure was
followed:

- Those .amber files in VK-GL-CTS wholly owned by Google were
  identified

- All GLSL and SPIR-V shaders were extracted from the Amber files and
  converted into SPIR-V binaries

- The compact-ids pass of spirv-opt was applied to each binary

- Duplicate binaries were removed

- spirv-opt -O was used to obtain an optimized version of each remaining
  binary, with duplicates discarded

- Binaries that failed validation using spirv-val with target
  environment SPIR-V 1.3 were discarded

- Those binaries that tint could not successfully convert into WGSL were
  put aside for further investigation

- SPIR-V assembly versions of the remaining binaries are included in
  this CL

- test-runner with -generate-expected and -generate-skip was used to
  generate expected .spvasm, .msl, .hlsl and .wgsl outputs for these
  SPIR-V assembly tests

- Each successfully-generated .expected.wgsl is included in this CL
  again, as a WGLSL test

- test-runner with -generate-expected and -generate-skip was used again,
  to generate expected outputs for these WGSL tests

Change-Id: Ibe9baf2729cf97e0b633db9a426f53362a5de540
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/58842
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Ben Clayton <bclayton@google.com>
2021-07-23 13:10:12 +00:00

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#include <metal_stdlib>
using namespace metal;
struct tint_padded_array_element {
/* 0x0000 */ float el;
/* 0x0004 */ int8_t tint_pad[12];
};
struct tint_array_wrapper {
/* 0x0000 */ tint_padded_array_element arr[2];
};
struct buf1 {
/* 0x0000 */ tint_array_wrapper x_GLF_uniform_float_values;
};
struct buf2 {
/* 0x0000 */ int zero;
};
struct tint_padded_array_element_1 {
/* 0x0000 */ int el;
/* 0x0004 */ int8_t tint_pad_1[12];
};
struct tint_array_wrapper_1 {
/* 0x0000 */ tint_padded_array_element_1 arr[2];
};
struct buf0 {
/* 0x0000 */ tint_array_wrapper_1 x_GLF_uniform_int_values;
};
struct main_out {
float4 x_GLF_color_1;
};
struct tint_symbol_1 {
float4 x_GLF_color_1 [[color(0)]];
};
void main_1(constant buf1& x_6, constant buf2& x_8, constant buf0& x_10, thread float4* const tint_symbol_4) {
float f = 0.0f;
bool x_48 = false;
bool x_49_phi = false;
float const x_33 = x_6.x_GLF_uniform_float_values.arr[1].el;
f = pow(-(x_33), sinh(1.0f));
float const x_37 = f;
float const x_39 = x_6.x_GLF_uniform_float_values.arr[0].el;
bool const x_40 = (x_37 == x_39);
x_49_phi = x_40;
if (!(x_40)) {
int const x_45 = x_8.zero;
int const x_47 = x_10.x_GLF_uniform_int_values.arr[0].el;
x_48 = (x_45 == x_47);
x_49_phi = x_48;
}
bool const x_49 = x_49_phi;
if (x_49) {
int const x_54 = x_10.x_GLF_uniform_int_values.arr[1].el;
int const x_57 = x_10.x_GLF_uniform_int_values.arr[0].el;
int const x_60 = x_10.x_GLF_uniform_int_values.arr[0].el;
int const x_63 = x_10.x_GLF_uniform_int_values.arr[1].el;
*(tint_symbol_4) = float4(float(x_54), float(x_57), float(x_60), float(x_63));
} else {
int const x_67 = x_10.x_GLF_uniform_int_values.arr[0].el;
float const x_68 = float(x_67);
*(tint_symbol_4) = float4(x_68, x_68, x_68, x_68);
}
return;
}
fragment tint_symbol_1 tint_symbol(constant buf1& x_6 [[buffer(1)]], constant buf2& x_8 [[buffer(2)]], constant buf0& x_10 [[buffer(0)]]) {
thread float4 tint_symbol_5 = 0.0f;
main_1(x_6, x_8, x_10, &(tint_symbol_5));
main_out const tint_symbol_2 = {.x_GLF_color_1=tint_symbol_5};
tint_symbol_1 const tint_symbol_3 = {.x_GLF_color_1=tint_symbol_2.x_GLF_color_1};
return tint_symbol_3;
}