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gallivm: add selection for non-32 bit types

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Reviewed-by: Roland Scheidegger <sroland@vmware.com>
This commit is contained in:
Dave Airlie
2019-09-05 15:43:38 +10:00
parent 9461f2b5df
commit 18ed09d449
1 changed files with 8 additions and 1 deletions
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src/gallium/auxiliary/gallivm/lp_bld_logic.c
+8 -1
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@@ -257,6 +257,7 @@ lp_build_select_bitwise(struct lp_build_context *bld,
LLVMBuilderRef builder = bld->gallivm->builder;
struct lp_type type = bld->type;
LLVMValueRef res;
LLVMTypeRef int_vec_type = lp_build_int_vec_type(bld->gallivm, type);
assert(lp_check_value(type, a));
assert(lp_check_value(type, b));
@@ -266,11 +267,12 @@ lp_build_select_bitwise(struct lp_build_context *bld,
}
if(type.floating) {
LLVMTypeRef int_vec_type = lp_build_int_vec_type(bld->gallivm, type);
a = LLVMBuildBitCast(builder, a, int_vec_type, "");
b = LLVMBuildBitCast(builder, b, int_vec_type, "");
}
if (type.width > 32)
mask = LLVMBuildSExt(builder, mask, int_vec_type, "");
a = LLVMBuildAnd(builder, a, mask, "");
/* This often gets translated to PANDN, but sometimes the NOT is
@@ -359,6 +361,11 @@ lp_build_select(struct lp_build_context *bld,
LLVMTypeRef arg_type;
LLVMValueRef args[3];
LLVMTypeRef mask_type = LLVMGetElementType(LLVMTypeOf(mask));
if (LLVMGetIntTypeWidth(mask_type) != type.width) {
LLVMTypeRef int_vec_type = LLVMVectorType(LLVMIntTypeInContext(lc, type.width), type.length);
mask = LLVMBuildSExt(builder, mask, int_vec_type, "");
}
/*
* There's only float blend in AVX but can just cast i32/i64
* to float.