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authorMarek Olšák <[email protected]>2019-07-23 23:11:40 -0400
committerMarek Olšák <[email protected]>2019-07-30 22:06:23 -0400
commitbfea7e4d2965269bff8f1f6449cb99c312fd7384 (patch)
tree74a25392712da361cd1444e211d9cfee3ca3f5e8 /src
parent33a8eab7a95e99fafc702c697b47d9386996bd45 (diff)
ac/nir: handle negate modifier
Diffstat (limited to 'src')
-rw-r--r--src/amd/common/ac_nir_to_llvm.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c
index 826a6377323..f3cb9e879ed 100644
--- a/src/amd/common/ac_nir_to_llvm.c
+++ b/src/amd/common/ac_nir_to_llvm.c
@@ -187,7 +187,18 @@ static LLVMValueRef get_alu_src(struct ac_nir_context *ctx,
swizzle, "");
}
}
- assert(!src.negate);
+
+ if (src.negate) {
+ LLVMTypeRef type = LLVMTypeOf(value);
+ if (LLVMGetTypeKind(type) == LLVMVectorTypeKind)
+ type = LLVMGetElementType(type);
+
+ if (LLVMGetTypeKind(type) == LLVMIntegerTypeKind)
+ value = LLVMBuildNeg(ctx->ac.builder, value, "");
+ else
+ value = LLVMBuildFNeg(ctx->ac.builder, value, "");
+ }
+
assert(!src.abs);
return value;
}