* [PATCH] compile.c (COMPILE_ERROR): reduce GET_THREAD() calls
@ 2015-07-07 7:36 Eric Wong
0 siblings, 0 replies; only message in thread
From: Eric Wong @ 2015-07-07 7:36 UTC (permalink / raw)
To: spew
Shorten a long line and reduce global variable access, giving
a minor code size reduction (at least on 32-bit x86):
text data bss dec hex filename
96807 772 48 97627 17d5b compile.orig
96775 772 48 97595 17d3b compile.o
---
compile.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/compile.c b/compile.c
index 6757ea3..3249e9f 100644
--- a/compile.c
+++ b/compile.c
@@ -287,12 +287,13 @@ r_value(VALUE value)
/* error */
#define COMPILE_ERROR(strs) \
{ \
- VALUE tmp = GET_THREAD()->errinfo; \
+ rb_thread_t *th = GET_THREAD(); \
+ VALUE tmp = th->errinfo; \
if (compile_debug) rb_compile_bug strs; \
- GET_THREAD()->errinfo = iseq->compile_data->err_info; \
+ th->errinfo = iseq->compile_data->err_info; \
rb_compile_error strs; \
- RB_OBJ_WRITE(iseq->self, &iseq->compile_data->err_info, GET_THREAD()->errinfo); \
- GET_THREAD()->errinfo = tmp; \
+ RB_OBJ_WRITE(iseq->self, &iseq->compile_data->err_info, th->errinfo); \
+ th->errinfo = tmp; \
ret = 0; \
break; \
}
--
EW
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