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fix JIT check for composing arithemtic with flonums in registers

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This commit is contained in:
Matthew Flatt 2010-11-02 14:04:43 -06:00
parent 2a2aede4c5
commit 44be06121c
1 changed files with 21 additions and 12 deletions
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33
src/racket/src/jit.c
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@ -4457,6 +4457,7 @@ static int generate_app(Scheme_App_Rec *app, Scheme_Object **alt_rands, int num_
}
static int is_inline_unboxable_op(Scheme_Object *obj, int flag, int unsafely, int just_checking_result)
/* If unsafely, a result f 2 means that arguments should be checked safely. */
{
if (!SCHEME_PRIMP(obj))
return 0;
@ -4480,16 +4481,16 @@ static int is_inline_unboxable_op(Scheme_Object *obj, int flag, int unsafely, in
if (unsafely) {
/* These are inline-unboxable when their args are
safely inline-unboxable: */
if (IS_NAMED_PRIM(obj, "fl+")) return 1;
if (IS_NAMED_PRIM(obj, "fl-")) return 1;
if (IS_NAMED_PRIM(obj, "fl*")) return 1;
if (IS_NAMED_PRIM(obj, "fl/")) return 1;
if (IS_NAMED_PRIM(obj, "flabs")) return 1;
if (IS_NAMED_PRIM(obj, "flsqrt")) return 1;
if (IS_NAMED_PRIM(obj, "flmin")) return 1;
if (IS_NAMED_PRIM(obj, "flmax")) return 1;
if (IS_NAMED_PRIM(obj, "flimag-part")) return 1;
if (IS_NAMED_PRIM(obj, "flreal-part")) return 1;
if (IS_NAMED_PRIM(obj, "fl+")) return 2;
if (IS_NAMED_PRIM(obj, "fl-")) return 2;
if (IS_NAMED_PRIM(obj, "fl*")) return 2;
if (IS_NAMED_PRIM(obj, "fl/")) return 2;
if (IS_NAMED_PRIM(obj, "flabs")) return 2;
if (IS_NAMED_PRIM(obj, "flsqrt")) return 2;
if (IS_NAMED_PRIM(obj, "flmin")) return 2;
if (IS_NAMED_PRIM(obj, "flmax")) return 2;
if (IS_NAMED_PRIM(obj, "flimag-part")) return 2;
if (IS_NAMED_PRIM(obj, "flreal-part")) return 2;
if (just_checking_result) {
if (IS_NAMED_PRIM(obj, "flfloor")) return 1;
@ -4562,15 +4563,23 @@ static int can_unbox_inline(Scheme_Object *obj, int fuel, int regs, int unsafely
case scheme_application2_type:
{
Scheme_App2_Rec *app = (Scheme_App2_Rec *)obj;
if (!is_inline_unboxable_op(app->rator, SCHEME_PRIM_IS_UNARY_INLINED, unsafely, 0))
int ok_op;
ok_op = is_inline_unboxable_op(app->rator, SCHEME_PRIM_IS_UNARY_INLINED, unsafely, 0);
if (!ok_op)
return 0;
else if (ok_op == 2)
unsafely = 0;
return can_unbox_inline(app->rand, fuel - 1, regs, unsafely);
}
case scheme_application3_type:
{
Scheme_App3_Rec *app = (Scheme_App3_Rec *)obj;
if (!is_inline_unboxable_op(app->rator, SCHEME_PRIM_IS_BINARY_INLINED, unsafely, 0))
int ok_op;
ok_op = is_inline_unboxable_op(app->rator, SCHEME_PRIM_IS_BINARY_INLINED, unsafely, 0);
if (!ok_op)
return 0;
else if (ok_op == 2)
unsafely = 0;
if ((SCHEME_PRIM_PROC_FLAGS(app->rator) & SCHEME_PRIM_IS_BINARY_INLINED)
&& (IS_NAMED_PRIM(app->rator, "unsafe-f64vector-ref")
|| IS_NAMED_PRIM(app->rator, "unsafe-flvector-ref"))) {