+2020-11-22 Uroš Bizjak <ubizjak@gmail.com>
+
+ PR target/97873
+ * config/i386/i386.md (abs<mode>2): Use SWI48DWI mode iterator.
+ (*abs<dwi>2_doubleword): Use DWIH mode iterator.
+ (<maxmin:code><mode>3): Use SWI48DWI mode iterator.
+ (*<maxmin:code><dwi>3_doubleword): Use DWIH mode iterator.
+
+2020-11-22 Austin Law <austinklaw@gmail.com>
+
+ * config/h8300/addsub.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters.
+ (add<mod>3_incdec): Remove pattern
+ (adds/subs splitter): Only run before reload.
+ * config/h8300/bitfield.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output
+ of the splitters.
+ (cstoreqi4, cstorehi4, cstoresi4): Comment out
+ (*bstzhireg, *cmpstz, *bstz, *bistz, *cmpcondset): Likewise
+ (*condbset, *cmpcondbclr, *condbclr): Likewise.
+ (*cmpcondbsetreg, *condbsetreg, *cmpcondbclrreg): Likewise.
+ (*condbclrreg): Likewise.
+ * config/h8300/combiner.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters. Add appropriate CC register clobbers to
+ existing splitters.
+ (*addsi3_and_r_1): Disable for now.
+ (*addsi3_and_not_r_1, bit-test branches): Likewise.
+ * config/h8300/divmod.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters.
+ * config/h8300/extensions.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters.
+ * config/h8300/genmova.sh: Drop "cc" attribute from patterns.
+ * config/h8300/mova.md: Drop "cc" attribute from patterns.
+ * config/h8300/h8300-modes.def: Add CCZN and CCZNV modes.
+ * config/h8300/h8300-protos.h (output_plussi): Update prototype.
+ (compute_plussi_length): Likewise.
+ (h8300_select_cc_mode): Add prototype.
+ (compute_a_shift_cc): Remove prototype
+ (cmpute_logical_op_cc): Likewise.
+ * config/h8300/h8300.c (names_big): Add "cc" register.
+ (names_extended, names_upper_extended): Likewise.
+ (h8300_emit_stack_adjustment): Be more selective about setting
+ RTX_FRAME_RELATED_P.
+ (h8300_print_operand): Handle CCZN mode
+ (h8300_select_cc_mode): New function.
+ (notice_update_cc): if-0 out. Only kept for reference purposes.
+ (h8300_expand_store): Likewise.
+ (h8300_binary_length): Handle new insn forms.
+ (output_plussi): Add argument for NEED_FLAGS and handle that case.
+ (compute_plussi_length): Likewise.
+ (compute_logical_op_cc): Return integer.
+ (TARGET_FLAGS_REGNUM): Define.
+ * config/h8300/h8300.h (FIRST_PSEUDO_REGISTER): Bump for cc register.
+ (FIXED_REGISTERS, CALL_USED_REGISTERS): Handle cc register.
+ (REG_ALLOC_ORDER, REGISTER_NAMES): Likewise.
+ (SELECT_CC_MODE): Define.
+ * config/h8300/h8300.md: Add CC_REG.
+ Do not include peepholes.md for now.
+ * config/h8300/jumpcall.md (cbranchqi4): Consolidate into
+ cbranch<mode>4.
+ (cbranchhi4, cbranchsi4): Likewise.
+ (cbranch<mode>4): New expander.
+ (branch): New define_insn_and_split for use before reload.
+ (branch_1, branch_1_false): New patterns to match splitter output.
+ Remove code to manage cc_status.flags.
+ * config/h8300/logical.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters. Move various peepholes into this file.
+ * config/h8300/movepush.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters.
+ * config/h8300/multiply.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters.
+ * config/h8300/other.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters.
+ * config/h8300/peepholes.md: Remove peepholes that were moved
+ elsewhere.
+ * config/h8300/predicates.md (simple_memory_operand): New.
+ * config/h8300/proepi.md: Drop "cc" attribute setting.
+ * config/h8300/shiftrotate.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters.
+ * config/h8300/testcompare.md: Turn existing patterns into
+ define_insn_and_split style patterns where the splitter
+ adds a clobber of the condition code register. Drop "cc"
+ attribute. Add _clobber_flags patterns to match output of
+ the splitters. Disable various patterns for now.
+ Move some peepholes that were previously in peepholes.md here.
+ * config/h8300/save.md: New file.
+
+2020-11-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/95853
+ * tree-ssa-math-opts.c (uaddsub_overflow_check_p): Add maxval
+ argument, if non-NULL, instead look for r > maxval or r <= maxval
+ comparisons.
+ (match_uaddsub_overflow): Pattern recognize even other forms of
+ __builtin_add_overflow, in particular when addition is performed
+ in a wider type and result compared to maximum of the narrower
+ type.
+
+2020-11-22 Jeff Law <law@redhat.com>
+
+ * config/h8300/jumpcall.md (branch_true, branch_false): Revert
+ recent change. Ensure operand[0] is always the target label.
+
+2020-11-22 Iain Sandoe <iain@sandoe.co.uk>
+
+ * config/darwin-c.c (struct f_align_stack): Rename
+ to type from align_stack to f_align_stack.
+ (push_field_alignment): Likewise.
+ (pop_field_alignment): Likewise.
+
2020-11-21 Marek Polacek <polacek@redhat.com>
PR c++/94695
projects / gcc.git / commitdiff