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stage2: Manually lower softfloat ops when needed

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Updates stage2 to manually lower softfloat operations for all unary
floating point operations and arithmetic.

Softfloat support still needs to be added for conversion operators
(float<->float and int<->float)
This commit is contained in:
Cody Tapscott
2022-04-26 15:19:55 -07:00
committed by Andrew Kelley
parent 0e8242b905
commit 7d6a6ce87f
4 changed files with 286 additions and 142 deletions
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4
src/zig_llvm.cpp
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@@ -541,6 +541,10 @@ LLVMValueRef ZigLLVMBuildUShlSat(LLVMBuilderRef B, LLVMValueRef LHS, LLVMValueRe
return wrap(call_inst);
}
LLVMValueRef LLVMBuildVectorSplat(LLVMBuilderRef B, unsigned elem_count, LLVMValueRef V, const char *Name) {
return wrap(unwrap(B)->CreateVectorSplat(elem_count, unwrap(V), Name));
}
void ZigLLVMFnSetSubprogram(LLVMValueRef fn, ZigLLVMDISubprogram *subprogram) {
assert( isa<Function>(unwrap(fn)) );
Function *unwrapped_function = reinterpret_cast<Function*>(unwrap(fn));