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sat-arithmetic: add operator support

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- adds initial support for the operators +|, -|, *|, <<|, +|=, -|=, *|=, <<|=
- uses operators in addition to builtins in behavior test
- adds binOpExt() and assignBinOpExt() to AstGen.zig. these need to be audited
This commit is contained in:
Travis Staloch
2021-09-02 13:50:24 -07:00
committed by Andrew Kelley
parent 79bc5891c1
commit 29f41896ed
21 changed files with 556 additions and 54 deletions
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8
src/stage1/codegen.cpp
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@@ -3333,7 +3333,7 @@ static LLVMValueRef ir_render_bin_op(CodeGen *g, Stage1Air *executable,
} else {
zig_unreachable();
}
case IrBinOpSatAdd:
case IrBinOpAddSat:
if (scalar_type->id == ZigTypeIdInt) {
if (scalar_type->data.integral.is_signed) {
return ZigLLVMBuildSAddSat(g->builder, op1_value, op2_value, "");
@@ -3343,7 +3343,7 @@ static LLVMValueRef ir_render_bin_op(CodeGen *g, Stage1Air *executable,
} else {
zig_unreachable();
}
case IrBinOpSatSub:
case IrBinOpSubSat:
if (scalar_type->id == ZigTypeIdInt) {
if (scalar_type->data.integral.is_signed) {
return ZigLLVMBuildSSubSat(g->builder, op1_value, op2_value, "");
@@ -3353,7 +3353,7 @@ static LLVMValueRef ir_render_bin_op(CodeGen *g, Stage1Air *executable,
} else {
zig_unreachable();
}
case IrBinOpSatMul:
case IrBinOpMultSat:
if (scalar_type->id == ZigTypeIdInt) {
if (scalar_type->data.integral.is_signed) {
return ZigLLVMBuildSMulFixSat(g->builder, op1_value, op2_value, "");
@@ -3363,7 +3363,7 @@ static LLVMValueRef ir_render_bin_op(CodeGen *g, Stage1Air *executable,
} else {
zig_unreachable();
}
case IrBinOpSatShl:
case IrBinOpShlSat:
if (scalar_type->id == ZigTypeIdInt) {
if (scalar_type->data.integral.is_signed) {
return ZigLLVMBuildSShlSat(g->builder, op1_value, op2_value, "");