diff options
| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-01 20:53:55 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-07-01 20:53:55 +0000 |
| commit | f481766ae0a633d9c3a56e66ff063d82265b4564 (patch) | |
| tree | 9a7701c73e83f568cb733908baf24fb6b453e232 /gcc/dwarf2out.c | |
| parent | 98c21655869e8eaa629e2a5d5bb00e6b7e9a57d1 (diff) | |
| download | gcc-f481766ae0a633d9c3a56e66ff063d82265b4564.tar.gz | |
* dwarf2out.c (reg_save): Use INVALID_REGNUM.
(dwarf2out_reg_save, dwarf2out_return_save): Likewise.
(initial_return_save): Likewise.
(flush_queued_reg_saves): Remap register numbers.
(dwarf2out_return_reg): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@83999 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 34c507a0905..2e3d55e5223 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -812,9 +812,7 @@ reg_save (const char *label, unsigned int reg, unsigned int sreg, HOST_WIDE_INT cfi->dw_cfi_oprnd1.dw_cfi_reg_num = reg; - /* The following comparison is correct. -1 is used to indicate that - the value isn't a register number. */ - if (sreg == (unsigned int) -1) + if (sreg == INVALID_REGNUM) { if (reg & ~0x3f) /* The register number won't fit in 6 bits, so we have to use @@ -893,7 +891,7 @@ dwarf2out_args_size (const char *label, HOST_WIDE_INT size) void dwarf2out_reg_save (const char *label, unsigned int reg, HOST_WIDE_INT offset) { - reg_save (label, DWARF_FRAME_REGNUM (reg), -1, offset); + reg_save (label, DWARF_FRAME_REGNUM (reg), INVALID_REGNUM, offset); } /* Entry point for saving the return address in the stack. @@ -902,7 +900,7 @@ dwarf2out_reg_save (const char *label, unsigned int reg, HOST_WIDE_INT offset) void dwarf2out_return_save (const char *label, HOST_WIDE_INT offset) { - reg_save (label, DWARF_FRAME_RETURN_COLUMN, -1, offset); + reg_save (label, DWARF_FRAME_RETURN_COLUMN, INVALID_REGNUM, offset); } /* Entry point for saving the return address in a register. @@ -911,7 +909,7 @@ dwarf2out_return_save (const char *label, HOST_WIDE_INT offset) void dwarf2out_return_reg (const char *label, unsigned int sreg) { - reg_save (label, DWARF_FRAME_RETURN_COLUMN, sreg, 0); + reg_save (label, DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM (sreg), 0); } /* Record the initial position of the return address. RTL is @@ -920,7 +918,7 @@ dwarf2out_return_reg (const char *label, unsigned int sreg) static void initial_return_save (rtx rtl) { - unsigned int reg = (unsigned int) -1; + unsigned int reg = INVALID_REGNUM; HOST_WIDE_INT offset = 0; switch (GET_CODE (rtl)) @@ -1203,6 +1201,8 @@ flush_queued_reg_saves (void) for (q = queued_reg_saves; q; q = q->next) { size_t i; + unsigned int reg, sreg; + for (i = 0; i < num_regs_saved_in_regs; i++) if (REGNO (regs_saved_in_regs[i].orig_reg) == REGNO (q->reg)) break; @@ -1218,8 +1218,12 @@ flush_queued_reg_saves (void) regs_saved_in_regs[i].saved_in_reg = q->saved_reg; } - reg_save (last_reg_save_label, REGNO (q->reg), - q->saved_reg ? REGNO (q->saved_reg) : -1U, q->cfa_offset); + reg = DWARF_FRAME_REGNUM (REGNO (q->reg)); + if (q->saved_reg) + sreg = DWARF_FRAME_REGNUM (REGNO (q->saved_reg)); + else + sreg = INVALID_REGNUM; + reg_save (last_reg_save_label, reg, sreg, q->cfa_offset); } queued_reg_saves = NULL; |