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IR: implement truncate builtin

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This commit is contained in:
Andrew Kelley
2016-12-11 15:31:07 -05:00
parent 433c17aeb1
commit 3429639e84
5 changed files with 136 additions and 62 deletions
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11
src/ir_print.cpp
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@@ -747,6 +747,14 @@ static void ir_print_div_exact(IrPrint *irp, IrInstructionDivExact *instruction)
fprintf(irp->f, ")");
}
static void ir_print_truncate(IrPrint *irp, IrInstructionTruncate *instruction) {
fprintf(irp->f, "@truncate(");
ir_print_other_instruction(irp, instruction->dest_type);
fprintf(irp->f, ", ");
ir_print_other_instruction(irp, instruction->target);
fprintf(irp->f, ")");
}
static void ir_print_instruction(IrPrint *irp, IrInstruction *instruction) {
ir_print_prefix(irp, instruction);
switch (instruction->id) {
@@ -920,6 +928,9 @@ static void ir_print_instruction(IrPrint *irp, IrInstruction *instruction) {
case IrInstructionIdDivExact:
ir_print_div_exact(irp, (IrInstructionDivExact *)instruction);
break;
case IrInstructionIdTruncate:
ir_print_truncate(irp, (IrInstructionTruncate *)instruction);
break;
}
fprintf(irp->f, "\n");
}