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[SPIR-V] Map SPIR-V friendly work-item function to built-in variables #148567

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Merged
merged 4 commits into from
Jul 18, 2025
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[SPIR-V] Map SPIR-V friendly work-item function to built-in variables #148567

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0d5ae36
[SPIR-V] Map SPIR-V friendly work-item function to built-in variables
wenju-he Jul 14, 2025
a4523a5
Variable -> GetQuery
wenju-he Jul 15, 2025
a55fd37
align SPIR-V function name in clang/lib/Headers/__clang_spirv_builtins.h
wenju-he Jul 16, 2025
79dd451
check storage class
wenju-he Jul 17, 2025
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27 changes: 26 additions & 1 deletion llvm/lib/Target/SPIRV/SPIRVBuiltins.td
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Expand Up @@ -1364,7 +1364,24 @@ defm : DemangledGetBuiltin<"get_sub_group_gt_mask", OpenCL_std, Variable, Subgro
defm : DemangledGetBuiltin<"get_sub_group_le_mask", OpenCL_std, Variable, SubgroupLeMask>;
defm : DemangledGetBuiltin<"get_sub_group_lt_mask", OpenCL_std, Variable, SubgroupLtMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInGlobalLinearId", OpenCL_std, Variable, GlobalLinearId>;
defm : DemangledGetBuiltin<"__spirv_BuiltInGlobalInvocationId", OpenCL_std, Variable, GlobalInvocationId>;
defm : DemangledGetBuiltin<"__spirv_BuiltInLocalInvocationIndex", OpenCL_std, Variable, LocalInvocationIndex>;
defm : DemangledGetBuiltin<"__spirv_BuiltInWorkDim", OpenCL_std, Variable, WorkDim>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupSize", OpenCL_std, Variable, SubgroupSize>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupMaxSize", OpenCL_std, Variable, SubgroupMaxSize>;
defm : DemangledGetBuiltin<"__spirv_BuiltInNumSubgroups", OpenCL_std, Variable, NumSubgroups>;
defm : DemangledGetBuiltin<"__spirv_BuiltInNumEnqueuedSubgroups", OpenCL_std, Variable, NumEnqueuedSubgroups>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupId", OpenCL_std, Variable, SubgroupId>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupLocalInvocationId", OpenCL_std, Variable, SubgroupLocalInvocationId>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupEqMask", OpenCL_std, Variable, SubgroupEqMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupEqMaskKHR", OpenCL_std, Variable, SubgroupEqMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupGeMask", OpenCL_std, Variable, SubgroupGeMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupGeMaskKHR", OpenCL_std, Variable, SubgroupGeMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupGtMask", OpenCL_std, Variable, SubgroupGtMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupGtMaskKHR", OpenCL_std, Variable, SubgroupGtMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupLeMask", OpenCL_std, Variable, SubgroupLeMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupLeMaskKHR", OpenCL_std, Variable, SubgroupLeMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupLtMask", OpenCL_std, Variable, SubgroupLtMask>;
defm : DemangledGetBuiltin<"__spirv_BuiltInSubgroupLtMaskKHR", OpenCL_std, Variable, SubgroupLtMask>;

// GetQuery builtin records:
defm : DemangledGetBuiltin<"get_local_id", OpenCL_std, GetQuery, LocalInvocationId>;
Expand All @@ -1375,6 +1392,14 @@ defm : DemangledGetBuiltin<"get_group_id", OpenCL_std, GetQuery, WorkgroupId>;
defm : DemangledGetBuiltin<"get_enqueued_local_size", OpenCL_std, GetQuery, EnqueuedWorkgroupSize>;
defm : DemangledGetBuiltin<"get_num_groups", OpenCL_std, GetQuery, NumWorkgroups>;
defm : DemangledGetBuiltin<"get_global_offset", OpenCL_std, GetQuery, GlobalOffset>;
defm : DemangledGetBuiltin<"__spirv_BuiltInLocalInvocationId", OpenCL_std, Variable, LocalInvocationId>;
defm : DemangledGetBuiltin<"__spirv_BuiltInGlobalInvocationId", OpenCL_std, Variable, GlobalInvocationId>;
defm : DemangledGetBuiltin<"__spirv_BuiltInWorkgroupSize", OpenCL_std, GetQuery, WorkgroupSize>;
defm : DemangledGetBuiltin<"__spirv_BuiltInGlobalSize", OpenCL_std, GetQuery, GlobalSize>;
defm : DemangledGetBuiltin<"__spirv_BuiltInWorkgroupId", OpenCL_std, GetQuery, WorkgroupId>;
defm : DemangledGetBuiltin<"__spirv_BuiltInEnqueuedWorkgroupSize", OpenCL_std, GetQuery, EnqueuedWorkgroupSize>;
defm : DemangledGetBuiltin<"__spirv_BuiltInNumWorkgroups", OpenCL_std, GetQuery, NumWorkgroups>;
defm : DemangledGetBuiltin<"__spirv_BuiltInGlobalOffset", OpenCL_std, GetQuery, GlobalOffset>;
defm : DemangledGetBuiltin<"__hlsl_wave_get_lane_index", GLSL_std_450, Wave, SubgroupLocalInvocationId>;

//===----------------------------------------------------------------------===//
Expand Down
100 changes: 96 additions & 4 deletions llvm/test/CodeGen/SPIRV/transcoding/builtin_calls.ll
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@@ -1,17 +1,109 @@
; RUN: llc -O0 -mtriple=spirv32-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv32-unknown-unknown %s -o - -filetype=obj | spirv-val %}

; CHECK-SPIRV-DAG: OpDecorate %[[#Id:]] BuiltIn GlobalInvocationId
; CHECK-SPIRV-DAG: OpDecorate %[[#Id:]] BuiltIn GlobalLinearId
; CHECK-SPIRV: %[[#Id:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id:]] = OpVariable %[[#]]
; CHECK-SPIRV-DAG: OpDecorate %[[#Id0:]] BuiltIn GlobalLinearId
; CHECK-SPIRV-DAG: OpDecorate %[[#Id1:]] BuiltIn GlobalInvocationId
; CHECK-SPIRV-DAG: OpDecorate %[[#Id2:]] BuiltIn LocalInvocationIndex
; CHECK-SPIRV-DAG: OpDecorate %[[#Id3:]] BuiltIn WorkDim
; CHECK-SPIRV-DAG: OpDecorate %[[#Id4:]] BuiltIn SubgroupSize
; CHECK-SPIRV-DAG: OpDecorate %[[#Id5:]] BuiltIn SubgroupMaxSize
; CHECK-SPIRV-DAG: OpDecorate %[[#Id6:]] BuiltIn NumSubgroups
; CHECK-SPIRV-DAG: OpDecorate %[[#Id7:]] BuiltIn NumEnqueuedSubgroups
; CHECK-SPIRV-DAG: OpDecorate %[[#Id8:]] BuiltIn SubgroupId
; CHECK-SPIRV-DAG: OpDecorate %[[#Id9:]] BuiltIn SubgroupLocalInvocationId
; CHECK-SPIRV-DAG: OpDecorate %[[#Id10:]] BuiltIn SubgroupEqMask
; CHECK-SPIRV-DAG: OpDecorate %[[#Id11:]] BuiltIn SubgroupGeMask
; CHECK-SPIRV-DAG: OpDecorate %[[#Id12:]] BuiltIn SubgroupGtMask
; CHECK-SPIRV-DAG: OpDecorate %[[#Id13:]] BuiltIn SubgroupLeMask
; CHECK-SPIRV-DAG: OpDecorate %[[#Id14:]] BuiltIn SubgroupLtMask
; CHECK-SPIRV-DAG: OpDecorate %[[#Id15:]] BuiltIn LocalInvocationId
; CHECK-SPIRV-DAG: OpDecorate %[[#Id16:]] BuiltIn WorkgroupSize
; CHECK-SPIRV-DAG: OpDecorate %[[#Id17:]] BuiltIn GlobalSize
; CHECK-SPIRV-DAG: OpDecorate %[[#Id18:]] BuiltIn WorkgroupId
; CHECK-SPIRV-DAG: OpDecorate %[[#Id19:]] BuiltIn EnqueuedWorkgroupSize
; CHECK-SPIRV-DAG: OpDecorate %[[#Id20:]] BuiltIn NumWorkgroups
; CHECK-SPIRV-DAG: OpDecorate %[[#Id21:]] BuiltIn GlobalOffset

; CHECK-SPIRV: %[[#Id0:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id1:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id2:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id3:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id4:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id5:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id6:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id7:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id8:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id9:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id10:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id11:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id12:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id13:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id14:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id15:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id16:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id17:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id18:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id19:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id20:]] = OpVariable %[[#]]
; CHECK-SPIRV: %[[#Id21:]] = OpVariable %[[#]]

define spir_kernel void @f() {
entry:
%0 = call spir_func i32 @_Z29__spirv_BuiltInGlobalLinearIdv()
%1 = call spir_func i64 @_Z33__spirv_BuiltInGlobalInvocationIdi(i32 1)
%2 = call spir_func i64 @_Z35__spirv_BuiltInLocalInvocationIndexv()
%3 = call spir_func i32 @_Z22__spirv_BuiltInWorkDimv()
%4 = call spir_func i32 @_Z27__spirv_BuiltInSubgroupSizev()
%5 = call spir_func i32 @_Z30__spirv_BuiltInSubgroupMaxSizev()
%6 = call spir_func i32 @_Z27__spirv_BuiltInNumSubgroupsv()
%7 = call spir_func i32 @_Z35__spirv_BuiltInNumEnqueuedSubgroupsv()
%8 = call spir_func i32 @_Z25__spirv_BuiltInSubgroupIdv()
%9 = call spir_func i32 @_Z40__spirv_BuiltInSubgroupLocalInvocationIdv()
%10 = call spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupEqMaskv()
%11 = call spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupEqMaskKHRv()
%12 = call spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupGeMaskv()
%13 = call spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupGeMaskKHRv()
%14 = call spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupGtMaskv()
%15 = call spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupGtMaskKHRv()
%16 = call spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupLeMaskv()
%17 = call spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupLeMaskKHRv()
%18 = call spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupLtMaskv()
%19 = call spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupLtMaskKHRv()
%20 = call spir_func i64 @_Z32__spirv_BuiltInLocalInvocationIdi(i32 0)
%21 = call spir_func i64 @_Z28__spirv_BuiltInWorkgroupSizei(i32 0)
%22 = call spir_func i64 @_Z25__spirv_BuiltInGlobalSizei(i32 0)
%23 = call spir_func i64 @_Z26__spirv_BuiltInWorkgroupIdi(i32 0)
%24 = call spir_func i64 @_Z36__spirv_BuiltInEnqueuedWorkgroupSizei(i32 0)
%25 = call spir_func i64 @_Z28__spirv_BuiltInNumWorkgroupsi(i32 0)
%26 = call spir_func i64 @_Z27__spirv_BuiltInGlobalOffseti(i32 0)

ret void
}

declare spir_func i32 @_Z29__spirv_BuiltInGlobalLinearIdv()
declare spir_func i64 @_Z33__spirv_BuiltInGlobalInvocationIdi(i32)
declare spir_func i64 @_Z35__spirv_BuiltInLocalInvocationIndexv()
declare spir_func i32 @_Z22__spirv_BuiltInWorkDimv()
declare spir_func i32 @_Z27__spirv_BuiltInSubgroupSizev()
declare spir_func i32 @_Z30__spirv_BuiltInSubgroupMaxSizev()
declare spir_func i32 @_Z27__spirv_BuiltInNumSubgroupsv()
declare spir_func i32 @_Z35__spirv_BuiltInNumEnqueuedSubgroupsv()
declare spir_func i32 @_Z25__spirv_BuiltInSubgroupIdv()
declare spir_func i32 @_Z40__spirv_BuiltInSubgroupLocalInvocationIdv()
declare spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupEqMaskv()
declare spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupEqMaskKHRv()
declare spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupGeMaskv()
declare spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupGeMaskKHRv()
declare spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupGtMaskv()
declare spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupGtMaskKHRv()
declare spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupLeMaskv()
declare spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupLeMaskKHRv()
declare spir_func <4 x i32> @_Z29__spirv_BuiltInSubgroupLtMaskv()
declare spir_func <4 x i32> @_Z32__spirv_BuiltInSubgroupLtMaskKHRv()
declare spir_func i64 @_Z32__spirv_BuiltInLocalInvocationIdi(i32)
declare spir_func i64 @_Z28__spirv_BuiltInWorkgroupSizei(i32)
declare spir_func i64 @_Z25__spirv_BuiltInGlobalSizei(i32)
declare spir_func i64 @_Z26__spirv_BuiltInWorkgroupIdi(i32)
declare spir_func i64 @_Z36__spirv_BuiltInEnqueuedWorkgroupSizei(i32)
declare spir_func i64 @_Z28__spirv_BuiltInNumWorkgroupsi(i32)
declare spir_func i64 @_Z27__spirv_BuiltInGlobalOffseti(i32)
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