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Rename ix86_split_stack_boundary to ix86_split_stack_guard.

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From-SVN: r251039
This commit is contained in:
Uros Bizjak 2017-08-10 22:52:50 +02:00 • committed by Uros Bizjak
parent adc8403799
commit f18f68226c
4 changed files with 11 additions and 9 deletions
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8
gcc/ChangeLog
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@ -1,13 +1,13 @@
2017-08-10 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386-protos.h (ix86_split_stack_boundary): New prototype.
* config/i386/i386.c (ix86_split_stack_boundary): New function.
(ix86_xpand_split_stack_prologue): Call ix86_split_stack_boundary.
* config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
* config/i386/i386.c (ix86_split_stack_guard): New function.
(ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
(ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
(i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
(optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
* config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
(split_stack_space_check): Call ix86_split_stack_boundary.
(split_stack_space_check): Call ix86_split_stack_guard.
2017-08-10 Martin Sebor <msebor@redhat.com>

2
gcc/config/i386/i386-protos.h
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@ -201,7 +201,7 @@ extern void ix86_expand_truncdf_32 (rtx, rtx);
extern void ix86_expand_vecop_qihi (enum rtx_code, rtx, rtx, rtx);
extern rtx ix86_split_stack_boundary (void);
extern rtx ix86_split_stack_guard (void);
#ifdef TREE_CODE
extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree, int);

8
gcc/config/i386/i386.c
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@ -15785,15 +15785,17 @@ static GTY(()) rtx split_stack_fn;
static GTY(()) rtx split_stack_fn_large;
/* Return location of the stack boundary value in the TLS block. */
/* Return location of the stack guard value in the TLS block. */
rtx
ix86_split_stack_boundary (void)
ix86_split_stack_guard (void)
{
int offset;
addr_space_t as = DEFAULT_TLS_SEG_REG;
rtx r;
gcc_assert (flag_split_stack);
#ifdef TARGET_THREAD_SPLIT_STACK_OFFSET
offset = TARGET_THREAD_SPLIT_STACK_OFFSET;
#else
@ -15838,7 +15840,7 @@ ix86_expand_split_stack_prologue (void)
us SPLIT_STACK_AVAILABLE bytes, so if we need less than that we
can compare directly. Otherwise we need to do an addition. */
limit = ix86_split_stack_boundary ();
limit = ix86_split_stack_guard ();
if (allocate < SPLIT_STACK_AVAILABLE)
current = stack_pointer_rtx;

2
gcc/config/i386/i386.md
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@ -12638,7 +12638,7 @@
emit_insn (gen_sub3_insn (reg, stack_pointer_rtx, operands[0]));
operands[2] = ix86_split_stack_boundary ();
operands[2] = ix86_split_stack_guard ();
ix86_expand_branch (GEU, reg, operands[2], operands[1]);
DONE;