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| author | Ulrich Weigand <uweigand@de.ibm.com> | 2007-05-13 12:27:30 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@de.ibm.com> | 2007-05-13 12:27:30 +0000 |
| commit | fb4443d8bc8dd6d4b9c9a8af474da79a65deb0be (patch) | |
| tree | fddb3e6ba581319a191f78ed9587f73cb3fc35dd /gdb/ppc-sysv-tdep.c | |
| parent | adc44effcb2e47b4410fa96c6e382d7a4695911e (diff) | |
| download | binutils-gdb-fb4443d8bc8dd6d4b9c9a8af474da79a65deb0be.tar.gz | |
* inferior.h (read_sp): Remove prototype.
* regcache.c (read_sp): Remove.
* gcore.c (derive_stack_segment): Use get_frame_sp instead of read_sp.
* infcall.c (call_function_by_hand): Likewise.
* ppc-sysv-tdep.c (ppc_sysv_abi_push_dummy_call): Use regcache instead
of calling read_sp.
* rs6000-tdep.c (rs6000_push_dummy_call): Likewise.
Diffstat (limited to 'gdb/ppc-sysv-tdep.c')
| -rw-r--r-- | gdb/ppc-sysv-tdep.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/gdb/ppc-sysv-tdep.c b/gdb/ppc-sysv-tdep.c index ca465e2e0ed..51f9c0a06ba 100644 --- a/gdb/ppc-sysv-tdep.c +++ b/gdb/ppc-sysv-tdep.c @@ -51,10 +51,12 @@ ppc_sysv_abi_push_dummy_call (struct gdbarch *gdbarch, struct value *function, int struct_return, CORE_ADDR struct_addr) { struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch); - const CORE_ADDR saved_sp = read_sp (); + ULONGEST saved_sp; int argspace = 0; /* 0 is an initial wrong guess. */ int write_pass; + regcache_cooked_read_unsigned (regcache, SP_REGNUM, &saved_sp); + /* Go through the argument list twice. Pass 1: Figure out how much new stack space is required for @@ -578,10 +580,7 @@ ppc64_sysv_abi_push_dummy_call (struct gdbarch *gdbarch, struct value *function, { CORE_ADDR func_addr = find_function_addr (function, NULL); struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch); - /* By this stage in the proceedings, SP has been decremented by "red - zone size" + "struct return size". Fetch the stack-pointer from - before this and use that as the BACK_CHAIN. */ - const CORE_ADDR back_chain = read_sp (); + ULONGEST back_chain; /* See for-loop comment below. */ int write_pass; /* Size of the Altivec's vector parameter region, the final value is @@ -599,6 +598,11 @@ ppc64_sysv_abi_push_dummy_call (struct gdbarch *gdbarch, struct value *function, the possible values of tdep->wordsize. */ gdb_assert (tdep->wordsize == 8); + /* By this stage in the proceedings, SP has been decremented by "red + zone size" + "struct return size". Fetch the stack-pointer from + before this and use that as the BACK_CHAIN. */ + regcache_cooked_read_unsigned (regcache, SP_REGNUM, &back_chain); + /* Go through the argument list twice. Pass 1: Compute the function call's stack space and register |