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minimum/maximum builtins

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This commit is contained in:
Robin Voetter
2021-07-25 05:34:11 +02:00
committed by Andrew Kelley
parent 50a29f7c21
commit cdeea3b094
18 changed files with 416 additions and 0 deletions
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26
src/stage1/codegen.cpp
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@@ -3248,6 +3248,30 @@ static LLVMValueRef ir_render_bin_op(CodeGen *g, Stage1Air *executable,
case IrBinOpRemMod:
return gen_rem(g, want_runtime_safety, ir_want_fast_math(g, &bin_op_instruction->base),
op1_value, op2_value, operand_type, RemKindMod);
case IrBinOpMaximum:
if (scalar_type->id == ZigTypeIdFloat) {
return ZigLLVMBuildMaxNum(g->builder, op1_value, op2_value, "");
} else if (scalar_type->id == ZigTypeIdInt) {
if (scalar_type->data.integral.is_signed) {
return ZigLLVMBuildSMax(g->builder, op1_value, op2_value, "");
} else {
return ZigLLVMBuildUMax(g->builder, op1_value, op2_value, "");
}
} else {
zig_unreachable();
}
case IrBinOpMinimum:
if (scalar_type->id == ZigTypeIdFloat) {
return ZigLLVMBuildMinNum(g->builder, op1_value, op2_value, "");
} else if (scalar_type->id == ZigTypeIdInt) {
if (scalar_type->data.integral.is_signed) {
return ZigLLVMBuildSMin(g->builder, op1_value, op2_value, "");
} else {
return ZigLLVMBuildUMin(g->builder, op1_value, op2_value, "");
}
} else {
zig_unreachable();
}
}
zig_unreachable();
}
@@ -8990,6 +9014,8 @@ static void define_builtin_fns(CodeGen *g) {
create_builtin_fn(g, BuiltinFnIdWasmMemoryGrow, "wasmMemoryGrow", 2);
create_builtin_fn(g, BuiltinFnIdSrc, "src", 0);
create_builtin_fn(g, BuiltinFnIdReduce, "reduce", 2);
create_builtin_fn(g, BuiltinFnIdMaximum, "maximum", 2);
create_builtin_fn(g, BuiltinFnIdMinimum, "minimum", 2);
}
static const char *bool_to_str(bool b) {