From 3f447bb8dd609d8ed8a9cab21e31b53d54e2a6d2 Mon Sep 17 00:00:00 2001 From: Antony Pavlov Date: Tue, 15 Jul 2014 11:59:04 +0400 Subject: [PATCH] mips32: use 'unsigned int' for CPU register indices Change-Id: I77e94b2fe0943a87e1d18d88ebf2a0133aaad728 Signed-off-by: Antony Pavlov Reviewed-on: http://openocd.zylin.com/2216 Tested-by: jenkins Reviewed-by: Andreas Fritiofson --- src/target/mips32.c | 27 +++++++++++++-------------- src/target/mips32.h | 4 ++-- 2 files changed, 15 insertions(+), 16 deletions(-) diff --git a/src/target/mips32.c b/src/target/mips32.c index 75197f17..74b42b05 100644 --- a/src/target/mips32.c +++ b/src/target/mips32.c @@ -131,14 +131,14 @@ static int mips32_set_core_reg(struct reg *reg, uint8_t *buf) return ERROR_OK; } -static int mips32_read_core_reg(struct target *target, int num) +static int mips32_read_core_reg(struct target *target, unsigned int num) { uint32_t reg_value; /* get pointers to arch-specific information */ struct mips32_common *mips32 = target_to_mips32(target); - if ((num < 0) || (num >= MIPS32NUMCOREREGS)) + if (num >= MIPS32NUMCOREREGS) return ERROR_COMMAND_SYNTAX_ERROR; reg_value = mips32->core_regs[num]; @@ -149,14 +149,14 @@ static int mips32_read_core_reg(struct target *target, int num) return ERROR_OK; } -static int mips32_write_core_reg(struct target *target, int num) +static int mips32_write_core_reg(struct target *target, unsigned int num) { uint32_t reg_value; /* get pointers to arch-specific information */ struct mips32_common *mips32 = target_to_mips32(target); - if ((num < 0) || (num >= MIPS32NUMCOREREGS)) + if (num >= MIPS32NUMCOREREGS) return ERROR_COMMAND_SYNTAX_ERROR; reg_value = buf_get_u32(mips32->core_cache->reg_list[num].value, 0, 32); @@ -173,7 +173,7 @@ int mips32_get_gdb_reg_list(struct target *target, struct reg **reg_list[], { /* get pointers to arch-specific information */ struct mips32_common *mips32 = target_to_mips32(target); - int i; + unsigned int i; /* include floating point registers */ *reg_list_size = MIPS32NUMCOREREGS + MIPS32NUMFPREGS; @@ -191,7 +191,7 @@ int mips32_get_gdb_reg_list(struct target *target, struct reg **reg_list[], int mips32_save_context(struct target *target) { - int i; + unsigned int i; /* get pointers to arch-specific information */ struct mips32_common *mips32 = target_to_mips32(target); @@ -210,7 +210,7 @@ int mips32_save_context(struct target *target) int mips32_restore_context(struct target *target) { - int i; + unsigned int i; /* get pointers to arch-specific information */ struct mips32_common *mips32 = target_to_mips32(target); @@ -346,7 +346,6 @@ int mips32_run_algorithm(struct target *target, int num_mem_params, enum mips32_isa_mode isa_mode = mips32->isa_mode; uint32_t context[MIPS32NUMCOREREGS]; - int i; int retval = ERROR_OK; LOG_DEBUG("Running algorithm"); @@ -365,20 +364,20 @@ int mips32_run_algorithm(struct target *target, int num_mem_params, } /* refresh core register cache */ - for (i = 0; i < MIPS32NUMCOREREGS; i++) { + for (unsigned int i = 0; i < MIPS32NUMCOREREGS; i++) { if (!mips32->core_cache->reg_list[i].valid) mips32->read_core_reg(target, i); context[i] = buf_get_u32(mips32->core_cache->reg_list[i].value, 0, 32); } - for (i = 0; i < num_mem_params; i++) { + for (int i = 0; i < num_mem_params; i++) { retval = target_write_buffer(target, mem_params[i].address, mem_params[i].size, mem_params[i].value); if (retval != ERROR_OK) return retval; } - for (i = 0; i < num_reg_params; i++) { + for (int i = 0; i < num_reg_params; i++) { struct reg *reg = register_get_by_name(mips32->core_cache, reg_params[i].reg_name, 0); if (!reg) { @@ -402,7 +401,7 @@ int mips32_run_algorithm(struct target *target, int num_mem_params, if (retval != ERROR_OK) return retval; - for (i = 0; i < num_mem_params; i++) { + for (int i = 0; i < num_mem_params; i++) { if (mem_params[i].direction != PARAM_OUT) { retval = target_read_buffer(target, mem_params[i].address, mem_params[i].size, mem_params[i].value); @@ -411,7 +410,7 @@ int mips32_run_algorithm(struct target *target, int num_mem_params, } } - for (i = 0; i < num_reg_params; i++) { + for (int i = 0; i < num_reg_params; i++) { if (reg_params[i].direction != PARAM_OUT) { struct reg *reg = register_get_by_name(mips32->core_cache, reg_params[i].reg_name, 0); if (!reg) { @@ -430,7 +429,7 @@ int mips32_run_algorithm(struct target *target, int num_mem_params, } /* restore everything we saved before */ - for (i = 0; i < MIPS32NUMCOREREGS; i++) { + for (unsigned int i = 0; i < MIPS32NUMCOREREGS; i++) { uint32_t regvalue; regvalue = buf_get_u32(mips32->core_cache->reg_list[i].value, 0, 32); if (regvalue != context[i]) { diff --git a/src/target/mips32.h b/src/target/mips32.h index 4f44384a..bfd7facb 100644 --- a/src/target/mips32.h +++ b/src/target/mips32.h @@ -100,8 +100,8 @@ struct mips32_common { struct mips32_comparator *data_break_list; /* register cache to processor synchronization */ - int (*read_core_reg)(struct target *target, int num); - int (*write_core_reg)(struct target *target, int num); + int (*read_core_reg)(struct target *target, unsigned int num); + int (*write_core_reg)(struct target *target, unsigned int num); }; static inline struct mips32_common * -- 2.39.5