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For architectures that initialize the dwarf ip cache, but do not

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update when the ip register is set, add those updates.
This commit is contained in:
Doug Moore 2017-08-06 15:35:43 -05:00 committed by Dave Watson
parent 93f319466f
commit e360c3ddbd
5 changed files with 16 additions and 4 deletions
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4
src/aarch64/Gregs.c
View file

@ -55,6 +55,9 @@ tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
loc = c->dwarf.loc[reg]; loc = c->dwarf.loc[reg];
break; break;
case UNW_AARCH64_PC:
if (write)
c->dwarf.ip = *valp; /* update the IP cache */
case UNW_AARCH64_X4: case UNW_AARCH64_X4:
case UNW_AARCH64_X5: case UNW_AARCH64_X5:
case UNW_AARCH64_X6: case UNW_AARCH64_X6:
@ -82,7 +85,6 @@ tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
case UNW_AARCH64_X28: case UNW_AARCH64_X28:
case UNW_AARCH64_X29: case UNW_AARCH64_X29:
case UNW_AARCH64_X30: case UNW_AARCH64_X30:
case UNW_AARCH64_PC:
case UNW_AARCH64_PSTATE: case UNW_AARCH64_PSTATE:
loc = c->dwarf.loc[reg]; loc = c->dwarf.loc[reg];
break; break;

4
src/arm/Gregs.c
View file

@ -32,6 +32,9 @@ tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
switch (reg) switch (reg)
{ {
case UNW_ARM_R15:
if (write)
c->dwarf.ip = *valp; /* update the IP cache */
case UNW_ARM_R0: case UNW_ARM_R0:
case UNW_ARM_R1: case UNW_ARM_R1:
case UNW_ARM_R2: case UNW_ARM_R2:
@ -46,7 +49,6 @@ tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
case UNW_ARM_R11: case UNW_ARM_R11:
case UNW_ARM_R12: case UNW_ARM_R12:
case UNW_ARM_R14: case UNW_ARM_R14:
case UNW_ARM_R15:
loc = c->dwarf.loc[reg - UNW_ARM_R0]; loc = c->dwarf.loc[reg - UNW_ARM_R0];
break; break;

2
src/mips/Gregs.c
View file

@ -70,6 +70,8 @@ tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
break; break;
case UNW_MIPS_PC: case UNW_MIPS_PC:
if (write)
c->dwarf.ip = *valp; /* update the IP cache */
loc = c->dwarf.loc[reg]; loc = c->dwarf.loc[reg];
break; break;

4
src/sh/Gregs.c
View file

@ -33,6 +33,9 @@ tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
switch (reg) switch (reg)
{ {
case UNW_SH_PC:
if (write)
c->dwarf.ip = *valp; /* update the IP cache */
case UNW_SH_R0: case UNW_SH_R0:
case UNW_SH_R1: case UNW_SH_R1:
case UNW_SH_R2: case UNW_SH_R2:
@ -48,7 +51,6 @@ tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
case UNW_SH_R12: case UNW_SH_R12:
case UNW_SH_R13: case UNW_SH_R13:
case UNW_SH_R14: case UNW_SH_R14:
case UNW_SH_PC:
case UNW_SH_PR: case UNW_SH_PR:
loc = c->dwarf.loc[reg]; loc = c->dwarf.loc[reg];
break; break;

6
src/tilegx/Gregs.c
View file

@ -52,7 +52,11 @@ tdep_access_reg (struct cursor *c, unw_regnum_t reg, unw_word_t *valp,
} }
if (write) if (write)
return dwarf_put (&c->dwarf, loc, *valp); {
if (reg == UNW_TILEGX_PC)
c->dwarf.ip = *valp; /* update the IP cache */
return dwarf_put (&c->dwarf, loc, *valp);
}
else else
return dwarf_get (&c->dwarf, loc, valp); return dwarf_get (&c->dwarf, loc, valp);
} }