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| author | Ian Lance Taylor <iant@golang.org> | 2022-07-27 10:15:41 -0700 |
|---|---|---|
| committer | Ian Lance Taylor <iant@golang.org> | 2022-07-27 10:15:41 -0700 |
| commit | 9f62ed218fa656607740b386c0caa03e65dcd283 (patch) | |
| tree | 6bde49bc5e4c4241266b108e4277baef4b85535d /gcc/config/sparc | |
| parent | 71e955da39cea0ebffcfee3432effa622d14ca99 (diff) | |
| parent | 5eb9f117a361538834b9740d59219911680717d1 (diff) | |
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Merge from trunk revision 5eb9f117a361538834b9740d59219911680717d1.
Diffstat (limited to 'gcc/config/sparc')
| -rw-r--r-- | gcc/config/sparc/sparc.cc | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/gcc/config/sparc/sparc.cc b/gcc/config/sparc/sparc.cc index bb4ce88..c72c38e 100644 --- a/gcc/config/sparc/sparc.cc +++ b/gcc/config/sparc/sparc.cc @@ -712,7 +712,8 @@ static bool sparc_modes_tieable_p (machine_mode, machine_mode); static bool sparc_can_change_mode_class (machine_mode, machine_mode, reg_class_t); static HOST_WIDE_INT sparc_constant_alignment (const_tree, HOST_WIDE_INT); -static bool sparc_vectorize_vec_perm_const (machine_mode, rtx, rtx, rtx, +static bool sparc_vectorize_vec_perm_const (machine_mode, machine_mode, + rtx, rtx, rtx, const vec_perm_indices &); static bool sparc_can_follow_jump (const rtx_insn *, const rtx_insn *); static HARD_REG_SET sparc_zero_call_used_regs (HARD_REG_SET); @@ -8884,8 +8885,20 @@ epilogue_renumber (rtx *where, int test) if (REGNO (*where) >= 8 && REGNO (*where) < 24) /* oX or lX */ return 1; if (! test && REGNO (*where) >= 24 && REGNO (*where) < 32) - *where = gen_rtx_REG (GET_MODE (*where), OUTGOING_REGNO (REGNO(*where))); - /* fallthrough */ + { + if (ORIGINAL_REGNO (*where)) + { + rtx n = gen_raw_REG (GET_MODE (*where), + OUTGOING_REGNO (REGNO (*where))); + ORIGINAL_REGNO (n) = ORIGINAL_REGNO (*where); + *where = n; + } + else + *where = gen_rtx_REG (GET_MODE (*where), + OUTGOING_REGNO (REGNO (*where))); + } + return 0; + case SCRATCH: case PC: case CONST_INT: @@ -13023,15 +13036,19 @@ sparc_expand_vec_perm_bmask (machine_mode vmode, rtx sel) /* Implement TARGET_VEC_PERM_CONST. */ static bool -sparc_vectorize_vec_perm_const (machine_mode vmode, rtx target, rtx op0, - rtx op1, const vec_perm_indices &sel) +sparc_vectorize_vec_perm_const (machine_mode vmode, machine_mode op_mode, + rtx target, rtx op0, rtx op1, + const vec_perm_indices &sel) { + if (vmode != op_mode) + return false; + if (!TARGET_VIS2) return false; - /* All permutes are supported. */ + /* All 8-byte permutes are supported. */ if (!target) - return true; + return GET_MODE_SIZE (vmode) == 8; /* Force target-independent code to convert constant permutations on other modes down to V8QI. Rely on this to avoid the complexity of the byte |