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| author | Steven Bosscher <steven@gcc.gnu.org> | 2012-06-02 21:51:18 +0000 |
|---|---|---|
| committer | David S. Miller <davem@gcc.gnu.org> | 2012-06-02 14:51:18 -0700 |
| commit | 9e6a4b7701b1ff10d63c6d453ccd24a1f205d517 (patch) | |
| tree | a6a1162929b718df4e783e57c3c83d3b938d8194 /gcc/config/sparc | |
| parent | 49ab6098eefb9414d849b79df3f27cfc82c3ffe6 (diff) | |
| download | gcc-9e6a4b7701b1ff10d63c6d453ccd24a1f205d517.zip gcc-9e6a4b7701b1ff10d63c6d453ccd24a1f205d517.tar.gz gcc-9e6a4b7701b1ff10d63c6d453ccd24a1f205d517.tar.bz2 | |
Restore Sparc build.
gcc/
* config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Split out to
new function sparc_initial_elimination_offset.
* config/sparc/sparc.c (sparc_initial_elimination_offset): New
function.
* config/sparc/sparc-protos.h (sparc_initial_elimination_offset):
Prototype it.
From-SVN: r188142
Diffstat (limited to 'gcc/config/sparc')
| -rw-r--r-- | gcc/config/sparc/sparc-protos.h | 1 | ||||
| -rw-r--r-- | gcc/config/sparc/sparc.c | 17 | ||||
| -rw-r--r-- | gcc/config/sparc/sparc.h | 15 |
3 files changed, 24 insertions, 9 deletions
diff --git a/gcc/config/sparc/sparc-protos.h b/gcc/config/sparc/sparc-protos.h index 52acc09..b03f5cc 100644 --- a/gcc/config/sparc/sparc-protos.h +++ b/gcc/config/sparc/sparc-protos.h @@ -37,6 +37,7 @@ extern enum direction function_arg_padding (enum machine_mode, const_tree); extern void order_regs_for_local_alloc (void); extern HOST_WIDE_INT sparc_compute_frame_size (HOST_WIDE_INT, int); +extern int sparc_initial_elimination_offset (int); extern void sparc_expand_prologue (void); extern void sparc_flat_expand_prologue (void); extern void sparc_expand_epilogue (bool); diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c index 54fce8f..7b1899d 100644 --- a/gcc/config/sparc/sparc.c +++ b/gcc/config/sparc/sparc.c @@ -4551,6 +4551,23 @@ sparc_compute_frame_size (HOST_WIDE_INT size, int leaf_function) return frame_size; } +/* Implement the macro INITIAL_ELIMINATION_OFFSET, return the OFFSET. */ + +int +sparc_initial_elimination_offset (int to) +{ + int offset; + + if (to == STACK_POINTER_REGNUM) + offset = sparc_compute_frame_size (get_frame_size (), + current_function_is_leaf); + else + offset = 0; + + offset += SPARC_STACK_BIAS; + return offset; +} + /* Output any necessary .register pseudo-ops. */ void diff --git a/gcc/config/sparc/sparc.h b/gcc/config/sparc/sparc.h index a2bf09f..234edcf 100644 --- a/gcc/config/sparc/sparc.h +++ b/gcc/config/sparc/sparc.h @@ -1104,15 +1104,12 @@ extern char leaf_reg_remap[]; {{ FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM}, \ { FRAME_POINTER_REGNUM, HARD_FRAME_POINTER_REGNUM} } -#define INITIAL_ELIMINATION_OFFSET(FROM, TO, OFFSET) \ - do { \ - if ((TO) == STACK_POINTER_REGNUM) \ - (OFFSET) = sparc_compute_frame_size (get_frame_size (), \ - current_function_is_leaf); \ - else \ - (OFFSET) = 0; \ - (OFFSET) += SPARC_STACK_BIAS; \ - } while (0) +#define INITIAL_ELIMINATION_OFFSET(FROM, TO, OFFSET) \ + do \ + { \ + (OFFSET) = sparc_initial_elimination_offset ((TO)); \ + } \ + while (0) /* Keep the stack pointer constant throughout the function. This is both an optimization and a necessity: longjmp |