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Skip "or with zero"

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This commit is contained in:
Christoffer Lerno
2022-01-13 21:38:24 +01:00
parent eed5b7db54
commit 889bc27800
1 changed files with 2 additions and 1 deletions
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src/compiler/llvm_codegen_expr.c
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@@ -1033,7 +1033,8 @@ static inline void llvm_emit_bitassign_expr(GenContext *c, BEValue *be_value, Ex
// And combine using ((current_value & ~mask) | (value & mask))
value = LLVMBuildAnd(c->builder, value, mask, "");
current_value = LLVMBuildAnd(c->builder, current_value, LLVMConstNot(mask), "");
current_value = LLVMBuildOr(c->builder, current_value, value, "");
// Skip this op for LLVM14 if zero.
if (!LLVMIsNull(value)) current_value = LLVMBuildOr(c->builder, current_value, value, "");
llvm_store_value_raw(c, &parent, current_value);
}
static inline void llvm_emit_bitaccess(GenContext *c, BEValue *be_value, Expr *expr)