Add trap codes to the Cretonne IL.

The trap and trapz/trapnz instructions now take a trap code immediate operand which indicates the reason for trapping.
2017-09-20 13:58:57 -07:00
parent 0f21fd342a
commit e8723be33f
28 changed files with 199 additions and 62 deletions
--- a/cranelift/filetests/isa/intel/legalize-memory.cton
+++ b/cranelift/filetests/isa/intel/legalize-memory.cton
@@ -64,7 +64,7 @@ ebb0(v0: i32, v999: i64):
    ; Boundscheck code
    ; check: $(oob=$V) = icmp
    ; nextln: brz $oob, $(ok=$EBB)
-    ; nextln: trap
+    ; nextln: trap heap_oob
    ; check: $ok:
    ; Checks here are assuming that no pipehole opts fold the load offsets.
    ; nextln: $(xoff=$V) = uextend.i64 $v0