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_array_wrapper {
int arr[9];
};
struct tint_array_wrapper_1 {
int arr[2];
};
struct main_out {
float4 x_GLF_color_1;
};
struct tint_symbol_1 {
float4 x_GLF_color_1 [[color(0)]];
};
void func_i1_(thread int* const x, thread float4* const tint_symbol_4) {
int a = 0;
tint_array_wrapper data = {};
tint_array_wrapper_1 temp = {};
int i = 0;
bool x_95 = false;
bool x_96_phi = false;
a = 0;
data.arr[0] = 5;
while (true) {
int const x_56 = a;
int const x_57 = *(x);
if ((x_56 <= x_57)) {
} else {
break;
}
int const x_60 = a;
if ((x_60 <= 10)) {
int const x_64 = a;
int const x_66 = a;
int const x_69 = data.arr[min(x_66, 0)];
temp.arr[min(x_64, 1)] = x_69;
int const x_71 = a;
a = (x_71 + 1);
}
}
i = 0;
while (true) {
int const x_77 = i;
if ((x_77 < 2)) {
} else {
break;
}
int const x_80 = i;
int const x_82 = temp.arr[0];
int const x_83 = i;
data.arr[x_80] = (x_82 + x_83);
{
int const x_86 = i;
i = (x_86 + 1);
}
}
int const x_89 = data.arr[0];
bool const x_90 = (x_89 == 5);
x_96_phi = x_90;
if (x_90) {
int const x_94 = data.arr[1];
x_95 = (x_94 == 6);
x_96_phi = x_95;
}
bool const x_96 = x_96_phi;
if (x_96) {
*(tint_symbol_4) = float4(1.0f, 0.0f, 0.0f, 1.0f);
} else {
*(tint_symbol_4) = float4(0.0f, 0.0f, 0.0f, 0.0f);
}
return;
}
void main_1(thread float4* const tint_symbol_5) {
int i_1 = 0;
int param = 0;
i_1 = 1;
while (true) {
int const x_43 = i_1;
if ((x_43 < 6)) {
} else {
break;
}
int const x_46 = i_1;
param = x_46;
func_i1_(&(param), tint_symbol_5);
{
int const x_48 = i_1;
i_1 = (x_48 + 1);
}
}
return;
}
fragment tint_symbol_1 tint_symbol() {
thread float4 tint_symbol_6 = 0.0f;
main_1(&(tint_symbol_6));
main_out const tint_symbol_2 = {.x_GLF_color_1=tint_symbol_6};
tint_symbol_1 const tint_symbol_3 = {.x_GLF_color_1=tint_symbol_2.x_GLF_color_1};
return tint_symbol_3;
}