Commit 7ddb6885 by Tom Wood

(FUNCTION_BOUNDARY, ASM_OUTPUT_ALIGN_CODE): Pack code

        more tightly for the m88110.

From-SVN: r1723
parent d0466d82
...@@ -206,9 +206,9 @@ extern char * reg_names[]; ...@@ -206,9 +206,9 @@ extern char * reg_names[];
/* Print subsidiary information on the compiler version in use. /* Print subsidiary information on the compiler version in use.
Redefined in m88kv4.h, and m88kluna.h. */ Redefined in m88kv4.h, and m88kluna.h. */
#define VERSION_INFO1 "88open OCS/BCS, " #define VERSION_INFO1 "88open OCS/BCS, "
#define VERSION_INFO2 "21 Jul 1992" #define VERSION_INFO2 "30 Jul 1992"
#define VERSION_STRING version_string #define VERSION_STRING version_string
#define TM_SCCS_ID "@(#)m88k.h 2.2.6.9 21 Jul 1992 09:24:47" #define TM_SCCS_ID "@(#)m88k.h 2.2.6.11 30 Jul 1992 09:06:33"
/* Run-time compilation parameters selecting different hardware subsets. */ /* Run-time compilation parameters selecting different hardware subsets. */
...@@ -391,9 +391,12 @@ extern char * reg_names[]; ...@@ -391,9 +391,12 @@ extern char * reg_names[];
/* Boundary (in *bits*) on which stack pointer should be aligned. */ /* Boundary (in *bits*) on which stack pointer should be aligned. */
#define STACK_BOUNDARY 128 #define STACK_BOUNDARY 128
/* Allocation boundary (in *bits*) for the code of a function. /* Allocation boundary (in *bits*) for the code of a function. On the
Pack code tightly when compiling crtstuff.c. */ m88100, it is desirable to align to a cache line. However, SVR3 targets
#define FUNCTION_BOUNDARY (flag_inhibit_size_directive ? 32 : 128) only provided 8 byte alignment. The m88110 cache is small, so align
to an 8 byte boundary. Pack code tightly when compiling crtstuff.c. */
#define FUNCTION_BOUNDARY (flag_inhibit_size_directive ? 32 : \
(TARGET_88100 && TARGET_SVR4 ? 128 : 64))
/* No data type wants to be aligned rounder than this. */ /* No data type wants to be aligned rounder than this. */
#define BIGGEST_ALIGNMENT 64 #define BIGGEST_ALIGNMENT 64
...@@ -2000,10 +2003,12 @@ enum reg_class { NO_REGS, AP_REG, XRF_REGS, GENERAL_REGS, AGRF_REGS, ...@@ -2000,10 +2003,12 @@ enum reg_class { NO_REGS, AP_REG, XRF_REGS, GENERAL_REGS, AGRF_REGS,
if ((LOG) != 0) \ if ((LOG) != 0) \
fprintf (FILE, "\t%s\t %d\n", ALIGN_ASM_OP, 1<<(LOG)) fprintf (FILE, "\t%s\t %d\n", ALIGN_ASM_OP, 1<<(LOG))
/* Align the text address to half a cache boundary when it can only be /* On the m88100, align the text address to half a cache boundary when it
reached by jumping. Pack code tightly when compiling crtstuff.c. */ can only be reached by jumping. Pack code tightly when compiling
crtstuff.c. */
#define ASM_OUTPUT_ALIGN_CODE(FILE) \ #define ASM_OUTPUT_ALIGN_CODE(FILE) \
ASM_OUTPUT_ALIGN (FILE, (flag_inhibit_size_directive ? 2 : 3)) ASM_OUTPUT_ALIGN (FILE, \
(TARGET_88100 && !flag_inhibit_size_directive ? 3 : 2))
/* Override svr[34].h. */ /* Override svr[34].h. */
#undef ASM_OUTPUT_SKIP #undef ASM_OUTPUT_SKIP
......
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