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| author | Josef Zlomek <zlomekj@suse.cz> | 2004-02-10 19:38:19 +0100 |
|---|---|---|
| committer | Josef Zlomek <zlomek@gcc.gnu.org> | 2004-02-10 18:38:19 +0000 |
| commit | fbe6ec8150896cfa14b8500c932d9b890c18c297 (patch) | |
| tree | 8c381fb07eefd127e201f05bbc881c960cd8ca97 /gcc/emit-rtl.c | |
| parent | 8a4baa83a1ed5cc8fb7089263c768398a4b92f64 (diff) | |
| download | gcc-fbe6ec8150896cfa14b8500c932d9b890c18c297.zip gcc-fbe6ec8150896cfa14b8500c932d9b890c18c297.tar.gz gcc-fbe6ec8150896cfa14b8500c932d9b890c18c297.tar.bz2 | |
emit-rtl.c (set_decl_incoming_rtl): New.
PR/14058
* emit-rtl.c (set_decl_incoming_rtl): New.
* tree.h (set_decl_incoming_rtl): New.
* function.c (assign_parms): Use set_decl_incoming_rtl for setting
DECL_INCOMING_RTL.
* ada/misc.c (adjust_decl_rtl): Likewise.
From-SVN: r77611
Diffstat (limited to 'gcc/emit-rtl.c')
| -rw-r--r-- | gcc/emit-rtl.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 6402f43..814e2bb 100644 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -828,6 +828,40 @@ set_decl_rtl (tree t, rtx x) } } +/* Assign the RTX X to parameter declaration T. */ +void +set_decl_incoming_rtl (tree t, rtx x) +{ + DECL_INCOMING_RTL (t) = x; + + if (!x) + return; + /* For register, we maintain the reverse information too. */ + if (GET_CODE (x) == REG) + REG_ATTRS (x) = get_reg_attrs (t, 0); + else if (GET_CODE (x) == SUBREG) + REG_ATTRS (SUBREG_REG (x)) + = get_reg_attrs (t, -SUBREG_BYTE (x)); + if (GET_CODE (x) == CONCAT) + { + if (REG_P (XEXP (x, 0))) + REG_ATTRS (XEXP (x, 0)) = get_reg_attrs (t, 0); + if (REG_P (XEXP (x, 1))) + REG_ATTRS (XEXP (x, 1)) + = get_reg_attrs (t, GET_MODE_UNIT_SIZE (GET_MODE (XEXP (x, 0)))); + } + if (GET_CODE (x) == PARALLEL) + { + int i; + for (i = 0; i < XVECLEN (x, 0); i++) + { + rtx y = XVECEXP (x, 0, i); + if (REG_P (XEXP (y, 0))) + REG_ATTRS (XEXP (y, 0)) = get_reg_attrs (t, INTVAL (XEXP (y, 1))); + } + } +} + /* Identify REG (which may be a CONCAT) as a user register. */ void |