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 S {
int data;
};
struct tint_padded_array_element {
/* 0x0000 */ int el;
/* 0x0004 */ int8_t tint_pad[12];
};
struct tint_array_wrapper {
/* 0x0000 */ tint_padded_array_element arr[3];
};
struct buf0 {
/* 0x0000 */ tint_array_wrapper x_GLF_uniform_int_values;
};
struct tint_array_wrapper_1 {
S arr[10];
};
struct main_out {
float4 x_GLF_color_1;
};
struct tint_symbol_1 {
float4 x_GLF_color_1 [[color(0)]];
};
void func_struct_S_i11_i1_(constant buf0& x_9, thread S* const s, thread int* const x) {
int const x_103 = x_9.x_GLF_uniform_int_values.arr[1].el;
int const x_105 = x_9.x_GLF_uniform_int_values.arr[0].el;
if ((x_103 == x_105)) {
return;
}
int const x_109 = *(x);
(*(s)).data = x_109;
return;
}
void main_1(constant buf0& x_9, thread float4* const tint_symbol_4) {
int i = 0;
tint_array_wrapper_1 arr = {};
int index = 0;
S param = {};
int param_1 = 0;
S param_2 = {};
int param_3 = 0;
i = 0;
while (true) {
int const x_43 = i;
if ((x_43 < 10)) {
} else {
break;
}
int const x_46 = i;
arr.arr[x_46].data = 0;
{
int const x_48 = i;
i = (x_48 + 1);
}
}
int const x_51 = x_9.x_GLF_uniform_int_values.arr[1].el;
int const x_53 = x_9.x_GLF_uniform_int_values.arr[0].el;
if ((x_51 == x_53)) {
int const x_58 = index;
S const x_60 = arr.arr[x_58];
param = x_60;
int const x_61 = index;
param_1 = x_61;
func_struct_S_i11_i1_(x_9, &(param), &(param_1));
S const x_63 = param;
arr.arr[x_58] = x_63;
} else {
int const x_66 = x_9.x_GLF_uniform_int_values.arr[0].el;
S const x_68 = arr.arr[x_66];
param_2 = x_68;
int const x_70 = x_9.x_GLF_uniform_int_values.arr[1].el;
param_3 = x_70;
func_struct_S_i11_i1_(x_9, &(param_2), &(param_3));
S const x_72 = param_2;
arr.arr[x_66] = x_72;
}
int const x_75 = x_9.x_GLF_uniform_int_values.arr[0].el;
int const x_77 = arr.arr[x_75].data;
int const x_79 = x_9.x_GLF_uniform_int_values.arr[1].el;
if ((x_77 == x_79)) {
int const x_85 = x_9.x_GLF_uniform_int_values.arr[1].el;
int const x_88 = x_9.x_GLF_uniform_int_values.arr[0].el;
int const x_91 = x_9.x_GLF_uniform_int_values.arr[0].el;
int const x_94 = x_9.x_GLF_uniform_int_values.arr[1].el;
*(tint_symbol_4) = float4(float(x_85), float(x_88), float(x_91), float(x_94));
} else {
int const x_98 = x_9.x_GLF_uniform_int_values.arr[0].el;
float const x_99 = float(x_98);
*(tint_symbol_4) = float4(x_99, x_99, x_99, x_99);
}
return;
}
fragment tint_symbol_1 tint_symbol(constant buf0& x_9 [[buffer(0)]]) {
thread float4 tint_symbol_5 = 0.0f;
main_1(x_9, &(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;
}