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armv7m: make core reg read/write use unsigned 

Eliminate redundant check that gets covered by using unsigned type.
Created to eliminate noise from subsequent patches, but this kind of
conversion will be beneficial in similar ways throughout the tree.
This commit is contained in:
Zachary T Welch 2009-11-16 03:33:22 -08:00
parent 0535a92456
commit 10cce4a5fe
2 changed files with 6 additions and 6 deletions
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8
src/target/armv7m.c
View File

@ -236,14 +236,14 @@ static int armv7m_set_core_reg(struct reg *reg, uint8_t *buf)
return ERROR_OK;
}
static int armv7m_read_core_reg(struct target *target, int num)
static int armv7m_read_core_reg(struct target *target, unsigned num)
{
uint32_t reg_value;
int retval;
struct armv7m_core_reg * armv7m_core_reg;
struct armv7m_common *armv7m = target_to_armv7m(target);
if ((num < 0) || (num >= ARMV7M_NUM_REGS))
if (num >= ARMV7M_NUM_REGS)
return ERROR_INVALID_ARGUMENTS;
armv7m_core_reg = armv7m->core_cache->reg_list[num].arch_info;
@ -255,14 +255,14 @@ static int armv7m_read_core_reg(struct target *target, int num)
return retval;
}
static int armv7m_write_core_reg(struct target *target, int num)
static int armv7m_write_core_reg(struct target *target, unsigned num)
{
int retval;
uint32_t reg_value;
struct armv7m_core_reg *armv7m_core_reg;
struct armv7m_common *armv7m = target_to_armv7m(target);
if ((num < 0) || (num >= ARMV7M_NUM_REGS))
if (num >= ARMV7M_NUM_REGS)
return ERROR_INVALID_ARGUMENTS;
reg_value = buf_get_u32(armv7m->core_cache->reg_list[num].value, 0, 32);

4
src/target/armv7m.h
View File

@ -103,8 +103,8 @@ struct armv7m_common
int (*load_core_reg_u32)(struct target *target, enum armv7m_regtype type, uint32_t num, uint32_t *value);
int (*store_core_reg_u32)(struct target *target, enum armv7m_regtype type, uint32_t num, uint32_t value);
/* 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 num);
int (*write_core_reg)(struct target *target, unsigned num);
int (*examine_debug_reason)(struct target *target);
void (*post_debug_entry)(struct target *target);