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target/ppc: Style fixes for gdbstub.c 

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
This commit is contained in:
David Gibson 2019-03-21 21:31:45 +11:00
parent 47733729b0
commit 02381ec16e
1 changed files with 19 additions and 15 deletions
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34
target/ppc/gdbstub.c
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@ -33,14 +33,14 @@ static int ppc_gdb_register_len_apple(int n)
return 8;
case 64 ... 95:
return 16;
case 64+32: /* nip */
case 65+32: /* msr */
case 67+32: /* lr */
case 68+32: /* ctr */
case 70+32: /* fpscr */
case 64 + 32: /* nip */
case 65 + 32: /* msr */
case 67 + 32: /* lr */
case 68 + 32: /* ctr */
case 70 + 32: /* fpscr */
return 8;
case 66+32: /* cr */
case 69+32: /* xer */
case 66 + 32: /* cr */
case 69 + 32: /* xer */
return 4;
default:
return 0;
@ -84,11 +84,14 @@ static int ppc_gdb_register_len(int n)
}
}
/* We need to present the registers to gdb in the "current" memory ordering.
For user-only mode we get this for free; TARGET_WORDS_BIGENDIAN is set to
the proper ordering for the binary, and cannot be changed.
For system mode, TARGET_WORDS_BIGENDIAN is always set, and we must check
the current mode of the chip to see if we're running in little-endian. */
/*
* We need to present the registers to gdb in the "current" memory
* ordering. For user-only mode we get this for free;
* TARGET_WORDS_BIGENDIAN is set to the proper ordering for the
* binary, and cannot be changed. For system mode,
* TARGET_WORDS_BIGENDIAN is always set, and we must check the current
* mode of the chip to see if we're running in little-endian.
*/
void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len)
{
#ifndef CONFIG_USER_ONLY
@ -104,11 +107,12 @@ void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len)
#endif
}
/* Old gdb always expects FP registers. Newer (xml-aware) gdb only
/*
* Old gdb always expects FP registers. Newer (xml-aware) gdb only
* expects whatever the target description contains. Due to a
* historical mishap the FP registers appear in between core integer
* regs and PC, MSR, CR, and so forth. We hack round this by giving the
* FP regs zero size when talking to a newer gdb.
* regs and PC, MSR, CR, and so forth. We hack round this by giving
* the FP regs zero size when talking to a newer gdb.
*/
int ppc_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)