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sh.c (calc_live_regs): Update check for PIC liveness in compact code. 

* config/sh/sh.c (calc_live_regs): Update check for PIC liveness
	in compact code.

From-SVN: r59212
This commit is contained in:
Richard Sandiford 2002-11-18 12:35:15 +00:00 committed by Richard Sandiford
parent e300c78c25
commit 180bde4f78
4 changed files with 29 additions and 1 deletions
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5
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2002-11-18 Richard Sandiford <rsandifo@redhat.com>
* config/sh/sh.c (calc_live_regs): Update check for PIC liveness
in compact code.
2002-11-18 Richard Sandiford <rsandifo@redhat.com>
* config/sh/sh.md (initialize_trampoline): Do not force the

6
gcc/config/sh/sh.c
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@ -4456,7 +4456,11 @@ calc_live_regs (count_ptr, live_regs_mask)
&& reg != RETURN_ADDRESS_POINTER_REGNUM
&& reg != T_REG && reg != GBR_REG)
: (/* Only push those regs which are used and need to be saved. */
regs_ever_live[reg] && ! call_used_regs[reg]))
(TARGET_SHCOMPACT
&& flag_pic
&& current_function_args_info.call_cookie
&& reg == PIC_OFFSET_TABLE_REGNUM)
|| (regs_ever_live[reg] && ! call_used_regs[reg])))
{
live_regs_mask[reg / 32] |= 1 << (reg % 32);
count += GET_MODE_SIZE (REGISTER_NATURAL_MODE (reg));

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2002-11-18 Richard Sandiford <rsandifo@redhat.com>
* gcc.c-torture/execute/20021118-1.c: New test.
2002-11-16 Jakub Jelinek <jakub@redhat.com>
* gcc.dg/20021116-1.c: New test.

15
gcc/testsuite/gcc.c-torture/execute/20021118-1.c Normal file
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@ -0,0 +1,15 @@
struct s { int f[4]; };
int foo (struct s s, int x1, int x2, int x3, int x4, int x5, int x6, int x7)
{
return s.f[3] + x7;
}
int main ()
{
struct s s = { 1, 2, 3, 4 };
if (foo (s, 100, 200, 300, 400, 500, 600, 700) != 704)
abort ();
exit (0);
}