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arch/risc-v: rename local variable name to avoid shadowed declaration

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In file included from common/addrenv.h:33,
                 from common/riscv_initialstate.c:36:
common/riscv_initialstate.c: In function 'up_initial_state':
common/riscv_internal.h:136:16: warning: declaration of 'regval' shadows a previous local [-Wshadow]
  136 |      uintptr_t regval; \
      |                ^~~~~~
common/riscv_initialstate.c:74:12: note: in expansion of macro 'READ_CSR'
   74 |   regval = READ_CSR(CSR_VLENB);
      |            ^~~~~~~~
common/riscv_initialstate.c:63:13: note: shadowed declaration is here
   63 |   uintptr_t regval;
      |             ^~~~~~

Signed-off-by: chao an <anchao@lixiang.com>
This commit is contained in:
chao an 2024-04-22 08:41:12 +08:00 committed by Xiang Xiao
parent 41803a0c20
commit 4b086f595e
1 changed files with 6 additions and 6 deletions
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12
arch/risc-v/src/common/riscv_internal.h
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@ -133,16 +133,16 @@
#define READ_CSR(reg) \
({ \
uintptr_t regval; \
__asm__ __volatile__("csrr %0, " __STR(reg) : "=r"(regval)); \
regval; \
uintptr_t __regval; \
__asm__ __volatile__("csrr %0, " __STR(reg) : "=r"(__regval)); \
__regval; \
})
#define READ_AND_SET_CSR(reg, bits) \
({ \
uintptr_t regval; \
__asm__ __volatile__("csrrs %0, " __STR(reg) ", %1": "=r"(regval) : "rK"(bits)); \
regval; \
uintptr_t __regval; \
__asm__ __volatile__("csrrs %0, " __STR(reg) ", %1": "=r"(__regval) : "rK"(bits)); \
__regval; \
})
#define WRITE_CSR(reg, val) \