radeonsi: set the calling convention for inlined function calls

otherwise the behavior is undefined

Reviewed-by: Bas Nieuwenhuizen <[email protected]>
Tested-by: Dieter Nützel <[email protected]>

2 files changed, 11 insertions, 0 deletions

diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c
index edadd56cc7b..92c878acdcf 100644
--- a/src/amd/common/ac_llvm_build.c
+++ b/src/amd/common/ac_llvm_build.c
@@ -4445,3 +4445,11 @@ ac_build_load_helper_invocation(struct ac_llvm_context *ctx)
 	result = LLVMBuildNot(ctx->builder, result, "");
 	return LLVMBuildSExt(ctx->builder, result, ctx->i32, "");
 }
+
+LLVMValueRef ac_build_call(struct ac_llvm_context *ctx, LLVMValueRef func,
+			   LLVMValueRef *args, unsigned num_args)
+{
+	LLVMValueRef ret = LLVMBuildCall(ctx->builder, func, args, num_args, "");
+	LLVMSetInstructionCallConv(ret, LLVMGetFunctionCallConv(func));
+	return ret;
+}
diff --git a/src/amd/common/ac_llvm_build.h b/src/amd/common/ac_llvm_build.h
index a1654d2b2c4..1928843c78c 100644
--- a/src/amd/common/ac_llvm_build.h
+++ b/src/amd/common/ac_llvm_build.h
@@ -720,6 +720,9 @@ ac_build_ddxy_interp(struct ac_llvm_context *ctx, LLVMValueRef interp_ij);
 LLVMValueRef
 ac_build_load_helper_invocation(struct ac_llvm_context *ctx);
 
+LLVMValueRef ac_build_call(struct ac_llvm_context *ctx, LLVMValueRef func,
+			   LLVMValueRef *args, unsigned num_args);
+
 LLVMValueRef ac_build_atomic_rmw(struct ac_llvm_context *ctx, LLVMAtomicRMWBinOp op,
 				 LLVMValueRef ptr, LLVMValueRef val,
 				 const char *sync_scope);