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| author | Steve Chamberlain <sac@gnu.org> | 1994-09-08 22:48:52 +0000 |
|---|---|---|
| committer | Steve Chamberlain <sac@gnu.org> | 1994-09-08 22:48:52 +0000 |
| commit | 07bd02ca781addebb9d869c2746dbfcbbd4db154 (patch) | |
| tree | 1fcb77c0fcbcf4f33cedfda14b070ee8b6965d5c | |
| parent | 13ce26b042ae661fde957ed094fdecae4757e865 (diff) | |
| download | gcc-07bd02ca781addebb9d869c2746dbfcbbd4db154.zip gcc-07bd02ca781addebb9d869c2746dbfcbbd4db154.tar.gz gcc-07bd02ca781addebb9d869c2746dbfcbbd4db154.tar.bz2 | |
*** empty log message ***
From-SVN: r8046
| -rw-r--r-- | gcc/config/sh/sh.c | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index a841ec9..7aa323f 100644 --- a/gcc/config/sh/sh.c +++ b/gcc/config/sh/sh.c @@ -170,6 +170,7 @@ output_stack_adjust (size) } } + /* Generate code to push the regs specified in the mask, and return the number of bytes the insns take. */ @@ -462,7 +463,7 @@ synth_constant (operands, mode) { rtx dst; int i = INTVAL (operands[1]) & 0xffffffff; - + if (CONST_OK_FOR_I (i)) return 0; @@ -536,7 +537,19 @@ synth_constant (operands, mode) else return 0; - if (mode != SImode) + if (mode == DImode) + { + /* Moving from SI to DI, we've got to zero out the high part */ + + emit_insn (gen_rtx (SET, VOIDmode, + gen_rtx (SUBREG, SImode, operands[0], 0), + dst)); + emit_insn (gen_rtx (SET, VOIDmode, + gen_rtx (SUBREG, SImode, operands[0], 1), + const0_rtx)); + + } + else if (mode != SImode) { emit_insn (gen_rtx (SET, VOIDmode, operands[0], gen_rtx (SUBREG, mode, dst, 0))); @@ -1240,9 +1253,9 @@ add_constant (x, mode) if (XINT (x, 3) != XINT (pool_vector[i].value, 3)) continue; } + if (rtx_equal_p (x, pool_vector[i].value)) + return pool_vector[i].label; } - if (rtx_equal_p (x, pool_vector[i].value)) - return pool_vector[i].label; } /* Need a new one */ |