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tests: add dis/scalars.rs test for iN/uN/fN types.
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‎tests/compiletests/ui/dis/asm_op_decorate.rs

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// normalize-stderr-test "ui/dis/" -> "$$DIR/"
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// FIXME(eddyb) this should use revisions to track both the `vulkan1.2` output
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// and the pre-`vulkan1.2` output, but per-revisions `{only,ignore}-*` directives
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// and the pre-`vulkan1.2` output, but per-revision `{only,ignore}-*` directives
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// are not supported in `compiletest-rs`.
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// ignore-vulkan1.2
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// ignore-vulkan1.3

‎tests/compiletests/ui/dis/non-writable-storage_buffer.rs

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// normalize-stderr-test "ui/dis/" -> "$$DIR/"
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// FIXME(eddyb) this should use revisions to track both the `vulkan1.2` output
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// and the pre-`vulkan1.2` output, but per-revisions `{only,ignore}-*` directives
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// and the pre-`vulkan1.2` output, but per-revision `{only,ignore}-*` directives
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// are not supported in `compiletest-rs`.
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// ignore-vulkan1.2
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// ignore-vulkan1.3

‎tests/compiletests/ui/dis/scalars.nocaps.stderr

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error: `u128` unsupported in SPIR-V
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error: `i128` unsupported in SPIR-V
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error: missing required capabilities for types
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|
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= note: `u8` type used without `OpCapability Int8`
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= note: `u16` type used without `OpCapability Int16`
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= note: `u64` type used without `OpCapability Int64`
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= note: `i8` type used without `OpCapability Int8`
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= note: `i16` type used without `OpCapability Int16`
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= note: `i64` type used without `OpCapability Int64`
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= note: `f64` type used without `OpCapability Float64`
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error: aborting due to 3 previous errors
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‎tests/compiletests/ui/dis/scalars.rs

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#![crate_name = "scalars"]
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// Tests all the (supported) Rust integer/floating-point scalar types.
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// revisions: supported nocaps
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//[supported] build-pass
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//[supported] compile-flags: -C target-feature=+Int8,+Int16,+Int64,+Float64
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//[nocaps] build-fail
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// compile-flags: -C llvm-args=--disassemble-globals
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// normalize-stderr-test "OpCapability VulkanMemoryModel\n" -> ""
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// normalize-stderr-test "OpSource .*\n" -> ""
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// normalize-stderr-test "OpExtension .SPV_KHR_vulkan_memory_model.\n" -> ""
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// normalize-stderr-test "OpMemoryModel Logical Vulkan" -> "OpMemoryModel Logical Simple"
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// HACK(eddyb) `compiletest` handles `ui\dis\`, but not `ui\\dis\\`, on Windows.
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// normalize-stderr-test "ui/dis/" -> "$$DIR/"
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use spirv_std::spirv;
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#[spirv(fragment)]
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pub fn main(
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out: &mut u32,
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#[spirv(flat)] in_u8: u8,
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#[spirv(flat)] in_u16: u16,
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#[spirv(flat)] in_u32: u32,
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#[spirv(flat)] in_u64: u64,
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// FIXME(eddyb) support `u128` somehow!
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#[cfg(not(supported))]
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#[spirv(flat)]
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in_u128: u128,
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#[spirv(flat)] in_i8: i8,
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#[spirv(flat)] in_i16: i16,
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#[spirv(flat)] in_i32: i32,
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#[spirv(flat)] in_i64: i64,
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// FIXME(eddyb) support `i128` somehow!
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#[cfg(not(supported))]
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#[spirv(flat)]
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in_i128: i128,
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in_f32: f32,
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#[spirv(flat)] in_f64: f64,
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) {
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// HACK(eddyb) to make it more obvious in the disassembly, each type gets a
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// constant with its bit width, disambiguated for signed integers by negation.
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*out |= (in_u8 * 8) as u32;
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*out |= (in_u16 * 16) as u32;
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*out |= (in_u32 * 32) as u32;
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*out |= (in_u64 * 64) as u32;
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// FIXME(eddyb) support `u128` somehow!
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#[cfg(not(supported))]
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{
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// FIXME(eddyb) constants still emit zombies that get reported too early.
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// *out |= (in_u128 * 128) as u32;
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*out |= (in_u128 + in_u128) as u32;
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}
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*out |= (in_i8 * -8) as u32;
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*out |= (in_i16 * -16) as u32;
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*out |= (in_i32 * -32) as u32;
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*out |= (in_i64 * -64) as u32;
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// FIXME(eddyb) support `i128` somehow!
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#[cfg(not(supported))]
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{
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// FIXME(eddyb) constants still emit zombies that get reported too early.
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// *out |= (in_i128 * -128) as u32;
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*out |= (in_i128 + in_i128) as u32;
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}
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*out |= (in_f32 * 32.0) as u32;
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*out |= (in_f64 * 64.0) as u32;
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}

‎tests/compiletests/ui/dis/scalars.supported.stderr

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OpCapability Shader
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OpCapability Float64
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OpCapability Int64
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OpCapability Int16
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OpCapability Int8
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OpMemoryModel Logical Simple
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OpEntryPoint Fragment %1 "main" %2 %3 %4 %5 %6 %7 %8 %9 %10 %11 %12
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OpExecutionMode %1 OriginUpperLeft
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%13 = OpString "$DIR/scalars.rs"
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OpName %3 "in_u8"
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OpName %4 "in_u16"
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OpName %5 "in_u32"
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OpName %6 "in_u64"
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OpName %7 "in_i8"
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OpName %8 "in_i16"
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OpName %9 "in_i32"
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OpName %10 "in_i64"
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OpName %11 "in_f32"
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OpName %12 "in_f64"
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OpName %2 "out"
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OpDecorate %3 Flat
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OpDecorate %3 Location 0
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OpDecorate %4 Flat
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OpDecorate %4 Location 1
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OpDecorate %5 Flat
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OpDecorate %5 Location 2
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OpDecorate %6 Flat
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OpDecorate %6 Location 3
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OpDecorate %7 Flat
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OpDecorate %7 Location 4
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OpDecorate %8 Flat
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OpDecorate %8 Location 5
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OpDecorate %9 Flat
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OpDecorate %9 Location 6
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OpDecorate %10 Flat
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OpDecorate %10 Location 7
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OpDecorate %11 Location 8
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OpDecorate %12 Flat
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OpDecorate %12 Location 9
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OpDecorate %2 Location 0
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%14 = OpTypeInt 32 0
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%15 = OpTypePointer Output %14
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%16 = OpTypeInt 8 0
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%17 = OpTypePointer Input %16
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%18 = OpTypeInt 16 0
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%19 = OpTypePointer Input %18
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%20 = OpTypePointer Input %14
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%21 = OpTypeInt 64 0
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%22 = OpTypePointer Input %21
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%23 = OpTypeInt 8 1
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%24 = OpTypePointer Input %23
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%25 = OpTypeInt 16 1
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%26 = OpTypePointer Input %25
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%27 = OpTypeInt 32 1
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%28 = OpTypePointer Input %27
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%29 = OpTypeInt 64 1
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%30 = OpTypePointer Input %29
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%31 = OpTypeFloat 32
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%32 = OpTypePointer Input %31
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%33 = OpTypeFloat 64
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%34 = OpTypePointer Input %33
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%35 = OpTypeVoid
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%36 = OpTypeFunction %35
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%3 = OpVariable %17 Input
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%4 = OpVariable %19 Input
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%5 = OpVariable %20 Input
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%6 = OpVariable %22 Input
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%7 = OpVariable %24 Input
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%8 = OpVariable %26 Input
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%9 = OpVariable %28 Input
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%10 = OpVariable %30 Input
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%11 = OpVariable %32 Input
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%12 = OpVariable %34 Input
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%37 = OpConstant %16 8
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%2 = OpVariable %15 Output
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%38 = OpConstant %18 16
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%39 = OpConstant %14 32
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%40 = OpConstant %21 64
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%41 = OpConstant %23 4294967288
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%42 = OpConstant %25 4294967280
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%43 = OpConstant %27 4294967264
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%44 = OpConstant %29 18446744073709551552
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%45 = OpConstant %31 1107296256
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%46 = OpConstant %14 0
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%47 = OpConstant %14 1333788671
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%48 = OpTypeBool
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%49 = OpConstant %14 4294967295
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%50 = OpConstant %33 4634204016564240384
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%51 = OpConstant %21 0
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%52 = OpConstant %21 4751297606873776128

‎tests/compiletests/ui/dis/target_features.stderr

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