[clang] [AMDGPU] Treat printf as builtin for OpenCL (PR #72554)

Sameer Sahasrabuddhe via cfe-commits cfe-commits at lists.llvm.org
Fri Dec 1 02:11:19 PST 2023


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@@ -406,5 +410,9 @@ TARGET_BUILTIN(__builtin_amdgcn_cvt_pk_fp8_f32, "iffiIb", "nc", "fp8-insts")
 TARGET_BUILTIN(__builtin_amdgcn_cvt_sr_bf8_f32, "ifiiIi", "nc", "fp8-insts")
 TARGET_BUILTIN(__builtin_amdgcn_cvt_sr_fp8_f32, "ifiiIi", "nc", "fp8-insts")
 
+// OpenCL
+LANGBUILTIN(printf, "icC*4.", "fp:0:", ALL_OCL_LANGUAGES)
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ssahasra wrote:

I think what @vikramRH is saying is that the magic number "4" for OpenCL address space "__constant" is specific to AMDGPU.

https://github.com/llvm/llvm-project/pull/72554


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