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| author | Alan Modra <amodra@gmail.com> | 2015-05-06 22:42:19 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gcc.gnu.org> | 2015-05-06 22:42:19 +0930 |
| commit | d5e6e133bb9eeec71626279f0f9ed4bbdda4d15c (patch) | |
| tree | 5dcfaa7378d7b0a31f4e0fb01fdaf131bd524b13 | |
| parent | 2ed81af483f2654cbe5aade2719726a8d0e423d8 (diff) | |
| download | gcc-d5e6e133bb9eeec71626279f0f9ed4bbdda4d15c.zip gcc-d5e6e133bb9eeec71626279f0f9ed4bbdda4d15c.tar.gz gcc-d5e6e133bb9eeec71626279f0f9ed4bbdda4d15c.tar.bz2 | |
re PR target/66033 (rs6000 nops removed by rtl_dce)
PR target/66033
* config/rs6000/rs6000.md (nop): Use an unspec pattern.
(UNSPEC_NOP): Define.
(reload_vsx_from_gpr<mode>): Add missing DONE.
(reload_gpr_from_vsx<mode>): Likewise.
* config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
(vsx_div_v2di, vsx_udiv_v2di): Likewise.
From-SVN: r222851
| -rw-r--r-- | gcc/ChangeLog | 10 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.md | 5 | ||||
| -rw-r--r-- | gcc/config/rs6000/vsx.md | 3 |
3 files changed, 17 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 07ea864..24b4075 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,13 @@ +2015-05-06 Alan Modra <amodra@gmail.com> + + PR target/66033 + * config/rs6000/rs6000.md (nop): Use an unspec pattern. + (UNSPEC_NOP): Define. + (reload_vsx_from_gpr<mode>): Add missing DONE. + (reload_gpr_from_vsx<mode>): Likewise. + * config/rs6000/vsx.md (vsx_mul_v2di): Likewise. + (vsx_div_v2di, vsx_udiv_v2di): Likewise. + 2015-05-06 Christian Bruel <christian.bruel@st.com> PR target/66015 diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index 0178bf4..2d15d71 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -121,6 +121,7 @@ UNSPEC_LFIWAX UNSPEC_LFIWZX UNSPEC_FCTIWUZ + UNSPEC_NOP UNSPEC_GRP_END_NOP UNSPEC_P8V_FMRGOW UNSPEC_P8V_MTVSRWZ @@ -8796,6 +8797,7 @@ emit_insn (gen_p8_mtvsrd_1 (tmp, gpr_hi_reg)); emit_insn (gen_p8_mtvsrd_2 (tmp, gpr_lo_reg)); emit_insn (gen_p8_xxpermdi_<mode> (dest, tmp)); + DONE; } [(set_attr "length" "12") (set_attr "type" "three")]) @@ -8872,6 +8874,7 @@ emit_insn (gen_p8_mfvsrd_3_<mode> (gpr_hi_reg, src)); emit_insn (gen_vsx_xxpermdi_<mode> (tmp, src, src, GEN_INT (3))); emit_insn (gen_p8_mfvsrd_3_<mode> (gpr_lo_reg, tmp)); + DONE; } [(set_attr "length" "12") (set_attr "type" "three")]) @@ -12888,7 +12891,7 @@ [(set_attr "type" "jmpreg")]) (define_insn "nop" - [(const_int 0)] + [(unspec [(const_int 0)] UNSPEC_NOP)] "" "nop") diff --git a/gcc/config/rs6000/vsx.md b/gcc/config/rs6000/vsx.md index 2988c72..787f96a 100644 --- a/gcc/config/rs6000/vsx.md +++ b/gcc/config/rs6000/vsx.md @@ -780,6 +780,7 @@ emit_insn (gen_vsx_extract_v2di (op4, op2, GEN_INT (1))); emit_insn (gen_muldi3 (op3, op3, op4)); emit_insn (gen_vsx_concat_v2di (op0, op5, op3)); + DONE; }" [(set_attr "type" "mul")]) @@ -817,6 +818,7 @@ emit_insn (gen_vsx_extract_v2di (op4, op2, GEN_INT (1))); emit_insn (gen_divdi3 (op3, op3, op4)); emit_insn (gen_vsx_concat_v2di (op0, op5, op3)); + DONE; }" [(set_attr "type" "div")]) @@ -844,6 +846,7 @@ emit_insn (gen_vsx_extract_v2di (op4, op2, GEN_INT (1))); emit_insn (gen_udivdi3 (op3, op3, op4)); emit_insn (gen_vsx_concat_v2di (op0, op5, op3)); + DONE; }" [(set_attr "type" "div")]) |