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

106 lines
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#include <metal_stdlib>
using namespace metal;
struct tint_padded_array_element {
/* 0x0000 */ int el;
/* 0x0004 */ int8_t tint_pad[12];
};
struct tint_array_wrapper {
/* 0x0000 */ tint_padded_array_element arr[5];
};
struct buf0 {
/* 0x0000 */ tint_array_wrapper 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 buf0& x_6, thread float4* const tint_symbol_4) {
int a = 0;
int b = 0;
int c = 0;
bool x_76 = false;
bool x_83 = false;
bool x_77_phi = false;
bool x_84_phi = false;
int const x_31 = x_6.x_GLF_uniform_int_values.arr[0].el;
a = x_31;
int const x_33 = x_6.x_GLF_uniform_int_values.arr[2].el;
b = x_33;
c = 1;
while (true) {
int const x_38 = b;
int const x_40 = x_6.x_GLF_uniform_int_values.arr[4].el;
int const x_42 = a;
if (((x_38 < x_40) && (x_42 < 10))) {
} else {
break;
}
int const x_46 = c;
if ((x_46 > 5)) {
break;
}
int const x_50 = a;
a = (x_50 + 1);
int const x_52 = c;
c = (x_52 + 1);
int const x_54 = b;
b = (x_54 + 1);
}
while (true) {
int const x_60 = a;
int const x_62 = x_6.x_GLF_uniform_int_values.arr[1].el;
if ((x_60 < x_62)) {
} else {
break;
}
{
int const x_65 = a;
a = (x_65 + 1);
}
}
int const x_67 = a;
int const x_69 = x_6.x_GLF_uniform_int_values.arr[1].el;
bool const x_70 = (x_67 == x_69);
x_77_phi = x_70;
if (x_70) {
int const x_73 = b;
int const x_75 = x_6.x_GLF_uniform_int_values.arr[3].el;
x_76 = (x_73 == x_75);
x_77_phi = x_76;
}
bool const x_77 = x_77_phi;
x_84_phi = x_77;
if (x_77) {
int const x_80 = c;
int const x_82 = x_6.x_GLF_uniform_int_values.arr[3].el;
x_83 = (x_80 == x_82);
x_84_phi = x_83;
}
bool const x_84 = x_84_phi;
if (x_84) {
int const x_89 = x_6.x_GLF_uniform_int_values.arr[2].el;
int const x_92 = x_6.x_GLF_uniform_int_values.arr[0].el;
int const x_95 = x_6.x_GLF_uniform_int_values.arr[0].el;
int const x_98 = x_6.x_GLF_uniform_int_values.arr[2].el;
*(tint_symbol_4) = float4(float(x_89), float(x_92), float(x_95), float(x_98));
} else {
int const x_102 = x_6.x_GLF_uniform_int_values.arr[0].el;
float const x_103 = float(x_102);
*(tint_symbol_4) = float4(x_103, x_103, x_103, x_103);
}
return;
}
fragment tint_symbol_1 tint_symbol(constant buf0& x_6 [[buffer(0)]]) {
thread float4 tint_symbol_5 = 0.0f;
main_1(x_6, &(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;
}