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| author | Sandra Loosemore <sandra@codesourcery.com> | 2022-01-18 09:27:36 -0800 |
|---|---|---|
| committer | Sandra Loosemore <sandra@codesourcery.com> | 2022-01-18 09:27:36 -0800 |
| commit | 3a0837b8fb96f50f2e60222ce289cc2542bbb477 (patch) | |
| tree | 4c0a9576078a7c2410d1b4634f2ad07082e2921a /gcc | |
| parent | e13e95bd274148a825bc9527efac49e99080dd64 (diff) | |
| download | gcc-3a0837b8fb96f50f2e60222ce289cc2542bbb477.zip gcc-3a0837b8fb96f50f2e60222ce289cc2542bbb477.tar.gz gcc-3a0837b8fb96f50f2e60222ce289cc2542bbb477.tar.bz2 | |
middle-end: move initialization of stack_limit_rtx [PR103163]
stack_limit_rtx was being initialized before init_reg_modes_target (),
resulting in the REG expression being created incorrectly and an ICE
later in compilation.
2022-01-18 Sandra Loosemore <sandra@codesourcery.com>
PR middle-end/103163
gcc/
* emit-rtl.cc (init_emit_regs): Initialize stack_limit_rtx here...
(init_emit_once): ...not here.
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/emit-rtl.cc | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/gcc/emit-rtl.cc b/gcc/emit-rtl.cc index 079e563..3260ca8 100644 --- a/gcc/emit-rtl.cc +++ b/gcc/emit-rtl.cc @@ -6097,6 +6097,13 @@ init_emit_regs (void) if ((unsigned) PIC_OFFSET_TABLE_REGNUM != INVALID_REGNUM) pic_offset_table_rtx = gen_raw_REG (Pmode, PIC_OFFSET_TABLE_REGNUM); + /* Process stack-limiting command-line options. */ + if (opt_fstack_limit_symbol_arg != NULL) + stack_limit_rtx + = gen_rtx_SYMBOL_REF (Pmode, ggc_strdup (opt_fstack_limit_symbol_arg)); + if (opt_fstack_limit_register_no >= 0) + stack_limit_rtx = gen_rtx_REG (Pmode, opt_fstack_limit_register_no); + for (i = 0; i < (int) MAX_MACHINE_MODE; i++) { mode = (machine_mode) i; @@ -6177,13 +6184,6 @@ init_emit_once (void) /* Create the unique rtx's for certain rtx codes and operand values. */ - /* Process stack-limiting command-line options. */ - if (opt_fstack_limit_symbol_arg != NULL) - stack_limit_rtx - = gen_rtx_SYMBOL_REF (Pmode, ggc_strdup (opt_fstack_limit_symbol_arg)); - if (opt_fstack_limit_register_no >= 0) - stack_limit_rtx = gen_rtx_REG (Pmode, opt_fstack_limit_register_no); - /* Don't use gen_rtx_CONST_INT here since gen_rtx_CONST_INT in this case tries to use these variables. */ for (i = - MAX_SAVED_CONST_INT; i <= MAX_SAVED_CONST_INT; i++) |