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| author | Richard Kenner <kenner@gcc.gnu.org> | 1994-06-28 05:34:30 -0400 |
|---|---|---|
| committer | Richard Kenner <kenner@gcc.gnu.org> | 1994-06-28 05:34:30 -0400 |
| commit | 85fff2f3a06fd68f79ed0117d538fe6fc265bac6 (patch) | |
| tree | 41af52eb27bd2e0b0201ad71b841fe4853712181 /gcc | |
| parent | ab4a5fc941f08f7db76538aba22f91bc15fe7a17 (diff) | |
| download | gcc-85fff2f3a06fd68f79ed0117d538fe6fc265bac6.zip gcc-85fff2f3a06fd68f79ed0117d538fe6fc265bac6.tar.gz gcc-85fff2f3a06fd68f79ed0117d538fe6fc265bac6.tar.bz2 | |
(movsf): Emit frsp if storing to memory and not PowerPC.
(movsf matcher): Remove explicit frsp.
(store sf with update): Likewise.
From-SVN: r7578
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/config/rs6000/rs6000.md | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index 747355a..0c4846f 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -3788,7 +3788,20 @@ } if (GET_CODE (operands[0]) == MEM) - operands[1] = force_reg (SFmode, operands[1]); + { + operands[1] = force_reg (SFmode, operands[1]); + if (! TARGET_POWERPC) + if (reload_in_progress || reload_completed) + emit_insn (gen_truncdfsf2 (operands[1], + gen_rtx (SUBREG, DFmode, operands[1], 0))); + else + { + rtx newreg = gen_reg_rtx (SFmode); + emit_insn (gen_truncdfsf2 (newreg, + gen_rtx (SUBREG, DFmode, operands[1], 0))); + operands[1] = newreg; + } + } if (GET_CODE (operands[0]) == REG && REGNO (operands[0]) < 32) { @@ -3842,7 +3855,7 @@ "@ fmr %0,%1 lfs%U1%X1 %0,%1 - frsp %1,%1\;stfs%U0%X0 %1,%0" + stfs%U0%X0 %1,%0" [(set_attr "type" "fp,fpload,*") (set_attr "length" "*,*,8")]) @@ -4439,8 +4452,8 @@ (plus:SI (match_dup 1) (match_dup 2)))] "" "@ - frsp %3,%3\;stfsux %3,%0,%2 - frsp %3,%3\;stfsu %3,%2(%0)") + stfsux %3,%0,%2 + stfsu %3,%2(%0)") (define_insn "" [(set (match_operand:DF 3 "gpc_reg_operand" "=f,f") |