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| author | Bill Schmidt <wschmidt@linux.vnet.ibm.com> | 2013-11-20 21:46:18 +0000 |
|---|---|---|
| committer | William Schmidt <wschmidt@gcc.gnu.org> | 2013-11-20 21:46:18 +0000 |
| commit | 27b097f8d7c060abbbc76596725d96a069fca575 (patch) | |
| tree | 9918673ff25de0213208b73aaae9d4b8b6bc21bf /gcc | |
| parent | f2f08be7ea13b75632f1ecdddbefb928b8fc0fe4 (diff) | |
| download | gcc-27b097f8d7c060abbbc76596725d96a069fca575.zip gcc-27b097f8d7c060abbbc76596725d96a069fca575.tar.gz gcc-27b097f8d7c060abbbc76596725d96a069fca575.tar.bz2 | |
vsx.md (vsx_set_<mode>): Adjust for little endian.
gcc:
2013-11-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* config/rs6000/vsx.md (vsx_set_<mode>): Adjust for little endian.
(vsx_extract_<mode>): Likewise.
(*vsx_extract_<mode>_one_le): New LE variant on
*vsx_extract_<mode>_zero.
(vsx_extract_v4sf): Adjust for little endian.
gcc/testsuite:
2013-11-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
* gcc.target/powerpc/pr48258-1.c: Skip for little endian.
From-SVN: r205146
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/config/rs6000/vsx.md | 28 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/powerpc/pr48258-1.c | 1 |
4 files changed, 37 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 19ba024..892f5ef 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2013-11-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * config/rs6000/vsx.md (vsx_set_<mode>): Adjust for little endian. + (vsx_extract_<mode>): Likewise. + (*vsx_extract_<mode>_one_le): New LE variant on + *vsx_extract_<mode>_zero. + (vsx_extract_v4sf): Adjust for little endian. + 2013-11-20 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimization/59133 diff --git a/gcc/config/rs6000/vsx.md b/gcc/config/rs6000/vsx.md index 8a51afb..977ef96 100644 --- a/gcc/config/rs6000/vsx.md +++ b/gcc/config/rs6000/vsx.md @@ -1497,9 +1497,10 @@ UNSPEC_VSX_SET))] "VECTOR_MEM_VSX_P (<MODE>mode)" { - if (INTVAL (operands[3]) == 0) + int idx_first = BYTES_BIG_ENDIAN ? 0 : 1; + if (INTVAL (operands[3]) == idx_first) return \"xxpermdi %x0,%x2,%x1,1\"; - else if (INTVAL (operands[3]) == 1) + else if (INTVAL (operands[3]) == 1 - idx_first) return \"xxpermdi %x0,%x1,%x2,0\"; else gcc_unreachable (); @@ -1514,8 +1515,12 @@ [(match_operand:QI 2 "u5bit_cint_operand" "i,i,i")])))] "VECTOR_MEM_VSX_P (<MODE>mode)" { + int fldDM; gcc_assert (UINTVAL (operands[2]) <= 1); - operands[3] = GEN_INT (INTVAL (operands[2]) << 1); + fldDM = INTVAL (operands[2]) << 1; + if (!BYTES_BIG_ENDIAN) + fldDM = 3 - fldDM; + operands[3] = GEN_INT (fldDM); return \"xxpermdi %x0,%x1,%x1,%3\"; } [(set_attr "type" "vecperm")]) @@ -1535,6 +1540,21 @@ (const_string "fpload"))) (set_attr "length" "4")]) +;; Optimize extracting element 1 from memory for little endian +(define_insn "*vsx_extract_<mode>_one_le" + [(set (match_operand:<VS_scalar> 0 "vsx_register_operand" "=ws,d,?wa") + (vec_select:<VS_scalar> + (match_operand:VSX_D 1 "indexed_or_indirect_operand" "Z,Z,Z") + (parallel [(const_int 1)])))] + "VECTOR_MEM_VSX_P (<MODE>mode) && !WORDS_BIG_ENDIAN" + "lxsd%U1x %x0,%y1" + [(set (attr "type") + (if_then_else + (match_test "update_indexed_address_mem (operands[1], VOIDmode)") + (const_string "fpload_ux") + (const_string "fpload"))) + (set_attr "length" "4")]) + ;; Extract a SF element from V4SF (define_insn_and_split "vsx_extract_v4sf" [(set (match_operand:SF 0 "vsx_register_operand" "=f,f") @@ -1555,7 +1575,7 @@ rtx op2 = operands[2]; rtx op3 = operands[3]; rtx tmp; - HOST_WIDE_INT ele = INTVAL (op2); + HOST_WIDE_INT ele = BYTES_BIG_ENDIAN ? INTVAL (op2) : 3 - INTVAL (op2); if (ele == 0) tmp = op1; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 348a0ce..d47ec92 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2013-11-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com> + + * gcc.target/powerpc/pr48258-1.c: Skip for little endian. + 2013-11-20 Vladimir Makarov <vmakarov@redhat.com> PR rtl-optimization/59133 diff --git a/gcc/testsuite/gcc.target/powerpc/pr48258-1.c b/gcc/testsuite/gcc.target/powerpc/pr48258-1.c index 4f37815..3ccbf76 100644 --- a/gcc/testsuite/gcc.target/powerpc/pr48258-1.c +++ b/gcc/testsuite/gcc.target/powerpc/pr48258-1.c @@ -1,5 +1,6 @@ /* { dg-do compile } */ /* { dg-skip-if "" { powerpc*-*-darwin* } { "*" } { "" } } */ +/* { dg-skip-if "" { powerpc*le-*-* } { "*" } { "" } } */ /* { dg-require-effective-target powerpc_vsx_ok } */ /* { dg-options "-O3 -mcpu=power7 -mabi=altivec -ffast-math -fno-unroll-loops" } */ /* { dg-final { scan-assembler-times "xvaddsp" 3 } } */ |