KonstantinSeurer
/
mesa
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ac: add 8-bit and 16-bit supports to ac_build_dpp() 

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
This commit is contained in:
Samuel Pitoiset 2019-11-08 14:27:15 +01:00
parent 2113867f0c
commit 1565118d8f
1 changed files with 20 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
src/amd/llvm/ac_llvm_build.c
View File

@ -3696,15 +3696,22 @@ _ac_build_dpp(struct ac_llvm_context *ctx, LLVMValueRef old, LLVMValueRef src,
enum dpp_ctrl dpp_ctrl, unsigned row_mask, unsigned bank_mask,
bool bound_ctrl)
{
return ac_build_intrinsic(ctx, "llvm.amdgcn.update.dpp.i32",
LLVMTypeOf(old),
(LLVMValueRef[]) {
old, src,
LLVMConstInt(ctx->i32, dpp_ctrl, 0),
LLVMConstInt(ctx->i32, row_mask, 0),
LLVMConstInt(ctx->i32, bank_mask, 0),
LLVMConstInt(ctx->i1, bound_ctrl, 0) },
6, AC_FUNC_ATTR_READNONE | AC_FUNC_ATTR_CONVERGENT);
LLVMTypeRef type = LLVMTypeOf(src);
LLVMValueRef res;
old = LLVMBuildZExt(ctx->builder, old, ctx->i32, "");
src = LLVMBuildZExt(ctx->builder, src, ctx->i32, "");
res = ac_build_intrinsic(ctx, "llvm.amdgcn.update.dpp.i32", ctx->i32,
(LLVMValueRef[]) {
old, src,
LLVMConstInt(ctx->i32, dpp_ctrl, 0),
LLVMConstInt(ctx->i32, row_mask, 0),
LLVMConstInt(ctx->i32, bank_mask, 0),
LLVMConstInt(ctx->i1, bound_ctrl, 0) },
6, AC_FUNC_ATTR_READNONE | AC_FUNC_ATTR_CONVERGENT);
return LLVMBuildTrunc(ctx->builder, res, type, "");
}
static LLVMValueRef
@ -3717,10 +3724,7 @@ ac_build_dpp(struct ac_llvm_context *ctx, LLVMValueRef old, LLVMValueRef src,
old = ac_to_integer(ctx, old);
unsigned bits = LLVMGetIntTypeWidth(LLVMTypeOf(src));
LLVMValueRef ret;
if (bits == 32) {
ret = _ac_build_dpp(ctx, old, src, dpp_ctrl, row_mask,
bank_mask, bound_ctrl);
} else {
if (bits > 32) {
assert(bits % 32 == 0);
LLVMTypeRef vec_type = LLVMVectorType(ctx->i32, bits / 32);
LLVMValueRef src_vector =
@ -3745,6 +3749,9 @@ ac_build_dpp(struct ac_llvm_context *ctx, LLVMValueRef old, LLVMValueRef src,
LLVMConstInt(ctx->i32, i,
0), "");
}
} else {
ret = _ac_build_dpp(ctx, old, src, dpp_ctrl, row_mask,
bank_mask, bound_ctrl);
}
return LLVMBuildBitCast(ctx->builder, ret, src_type, "");
}