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llvmpipe: add missing NIR alu-op handling

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nir_op_bcsel implemented based on ac_nir_to_llvm.c emit_bcsel function.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13246>
This commit is contained in:
Pierre-Eric Pelloux-Prayer
2021-10-06 14:50:09 +02:00
parent a21c0f531e
commit cd6e9ad36a
1 changed files with 21 additions and 0 deletions
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src/gallium/auxiliary/gallivm/lp_bld_nir.c
+21
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@@ -719,6 +719,7 @@ static LLVMValueRef do_alu_action(struct lp_build_nir_context *bld_base,
result = lp_build_sub(flt_bld, src[0], tmp);
break;
}
case nir_op_fge:
case nir_op_fge32:
result = fcmp32(bld_base, PIPE_FUNC_GEQUAL, src_bit_size[0], src);
break;
@@ -1044,6 +1045,26 @@ static LLVMValueRef do_alu_action(struct lp_build_nir_context *bld_base,
result = lp_build_shr(uint_bld, src[0], src[1]);
break;
}
case nir_op_bcsel: {
LLVMTypeRef src1_type = LLVMTypeOf(src[1]);
LLVMTypeRef src2_type = LLVMTypeOf(src[2]);
if (LLVMGetTypeKind(src1_type) == LLVMPointerTypeKind &&
LLVMGetTypeKind(src2_type) != LLVMPointerTypeKind) {
src[2] = LLVMBuildIntToPtr(builder, src[2], src1_type, "");
} else if (LLVMGetTypeKind(src2_type) == LLVMPointerTypeKind &&
LLVMGetTypeKind(src1_type) != LLVMPointerTypeKind) {
src[1] = LLVMBuildIntToPtr(builder, src[1], src2_type, "");
}
for (int i = 1; i <= 2; i++) {
LLVMTypeRef type = LLVMTypeOf(src[i]);
if (LLVMGetTypeKind(type) == LLVMPointerTypeKind)
break;
src[i] = LLVMBuildBitCast(builder, src[i], get_int_bld(bld_base, true, src_bit_size[i])->vec_type, "");
}
return LLVMBuildSelect(builder, src[0], src[1], src[2], "");
}
default:
assert(0);
break;