diff options
| author | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-10-26 10:41:13 +0000 |
|---|---|---|
| committer | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-10-26 10:41:13 +0000 |
| commit | 987fc5e7311f9cd878f3fd84181af20db9280ab1 (patch) | |
| tree | 4489e58f4d9e693d181d0f7fd1327d304360a40d /gcc/config/mips | |
| parent | 2104d5c9fbd817b18c6cf973ae66ffd391c96ced (diff) | |
gcc/
* config/mips/mips.c (mips_kernel_reg_p): Replace with...
(mips_refers_to_kernel_reg_p): ...this new function.
(mips_expand_prologue): Update accordingly.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@216709 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/mips')
| -rw-r--r-- | gcc/config/mips/mips.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c index 4d16d9b81fa..dd8a4c59115 100644 --- a/gcc/config/mips/mips.c +++ b/gcc/config/mips/mips.c @@ -11045,12 +11045,16 @@ mips_output_probe_stack_range (rtx reg1, rtx reg2) return ""; } -/* A for_each_rtx callback. Stop the search if *X is a kernel register. */ +/* Return true if X contains a kernel register. */ -static int -mips_kernel_reg_p (rtx *x, void *data ATTRIBUTE_UNUSED) +static bool +mips_refers_to_kernel_reg_p (const_rtx x) { - return REG_P (*x) && KERNEL_REG_P (REGNO (*x)); + subrtx_iterator::array_type array; + FOR_EACH_SUBRTX (iter, array, x, NONCONST) + if (REG_P (*iter) && KERNEL_REG_P (REGNO (*iter))) + return true; + return false; } /* Expand the "prologue" pattern. */ @@ -11322,7 +11326,7 @@ mips_expand_prologue (void) rtx_insn *insn; for (insn = get_last_insn (); insn != NULL_RTX; insn = PREV_INSN (insn)) if (INSN_P (insn) - && for_each_rtx (&PATTERN (insn), mips_kernel_reg_p, NULL)) + && mips_refers_to_kernel_reg_p (PATTERN (insn))) break; /* Emit a move from K1 to COP0 Status after insn. */ gcc_assert (insn != NULL_RTX); @@ -11669,7 +11673,7 @@ mips_expand_epilogue (bool sibcall_p) { for (insn = get_insns (); insn != NULL_RTX; insn = NEXT_INSN (insn)) if (INSN_P (insn) - && for_each_rtx (&PATTERN(insn), mips_kernel_reg_p, NULL)) + && mips_refers_to_kernel_reg_p (PATTERN (insn))) break; gcc_assert (insn != NULL_RTX); /* Insert disable interrupts before the first use of K0 or K1. */ |