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| author | David Brownell <dbrownell@users.sourceforge.net> | 2009-11-19 13:23:49 -0800 |
|---|---|---|
| committer | David Brownell <dbrownell@users.sourceforge.net> | 2009-11-19 13:23:49 -0800 |
| commit | 8f446fcf676e9cd13cf53d9946f0cae5d29a10ec (patch) | |
| tree | 840321d1f6f90fc4b20b94a275a1c94307e18f82 | |
| parent | cbc13187c315227c0cf8d85fb0b92d0ba4a10dab (diff) | |
| download | openocd_libswd-8f446fcf676e9cd13cf53d9946f0cae5d29a10ec.tar.gz openocd_libswd-8f446fcf676e9cd13cf53d9946f0cae5d29a10ec.tar.bz2 openocd_libswd-8f446fcf676e9cd13cf53d9946f0cae5d29a10ec.tar.xz openocd_libswd-8f446fcf676e9cd13cf53d9946f0cae5d29a10ec.zip | |
ARM: remove per-register malloc
Just pre-allocate memory for the cached register value.
Shrinks heap overhead; increases locality-of-reference.
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
| -rw-r--r-- | src/target/armv4_5.c | 2 | ||||
| -rw-r--r-- | src/target/armv4_5.h | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/src/target/armv4_5.c b/src/target/armv4_5.c index b6061af3..44e5b0ac 100644 --- a/src/target/armv4_5.c +++ b/src/target/armv4_5.c @@ -489,7 +489,7 @@ struct reg_cache* armv4_5_build_reg_cache(struct target *target, struct arm *arm reg_list[i].name = (char *) arm_core_regs[i].name; reg_list[i].size = 32; - reg_list[i].value = calloc(1, 4); + reg_list[i].value = &arch_info[i].value; reg_list[i].type = &arm_reg_type; reg_list[i].arch_info = &arch_info[i]; diff --git a/src/target/armv4_5.h b/src/target/armv4_5.h index 6b1dd769..50af57b3 100644 --- a/src/target/armv4_5.h +++ b/src/target/armv4_5.h @@ -143,6 +143,7 @@ struct armv4_5_core_reg enum armv4_5_mode mode; struct target *target; struct arm *armv4_5_common; + uint32_t value; }; struct reg_cache* armv4_5_build_reg_cache(struct target *target, |