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ac: add imad & fmad helpers

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Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
This commit is contained in:
Marek Olšák
2018-08-14 01:49:49 -04:00
parent 2276f8f064
commit 659f2e0fcb
2 changed files with 18 additions and 0 deletions
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14
src/amd/common/ac_llvm_build.c
View File

@@ -1969,6 +1969,20 @@ LLVMValueRef ac_build_bfe(struct ac_llvm_context *ctx, LLVMValueRef input,
AC_FUNC_ATTR_READNONE);
}
LLVMValueRef ac_build_imad(struct ac_llvm_context *ctx, LLVMValueRef s0,
LLVMValueRef s1, LLVMValueRef s2)
{
return LLVMBuildAdd(ctx->builder,
LLVMBuildMul(ctx->builder, s0, s1, ""), s2, "");
}
LLVMValueRef ac_build_fmad(struct ac_llvm_context *ctx, LLVMValueRef s0,
LLVMValueRef s1, LLVMValueRef s2)
{
return LLVMBuildFAdd(ctx->builder,
LLVMBuildFMul(ctx->builder, s0, s1, ""), s2, "");
}
void ac_build_waitcnt(struct ac_llvm_context *ctx, unsigned simm16)
{
LLVMValueRef args[1] = {

4
src/amd/common/ac_llvm_build.h
View File

@@ -398,6 +398,10 @@ void ac_build_kill_if_false(struct ac_llvm_context *ctx, LLVMValueRef i1);
LLVMValueRef ac_build_bfe(struct ac_llvm_context *ctx, LLVMValueRef input,
LLVMValueRef offset, LLVMValueRef width,
bool is_signed);
LLVMValueRef ac_build_imad(struct ac_llvm_context *ctx, LLVMValueRef s0,
LLVMValueRef s1, LLVMValueRef s2);
LLVMValueRef ac_build_fmad(struct ac_llvm_context *ctx, LLVMValueRef s0,
LLVMValueRef s1, LLVMValueRef s2);
void ac_build_waitcnt(struct ac_llvm_context *ctx, unsigned simm16);