* pa.c (hppa_legitimize_address): Don't lose for
(plus (plus (mult (A) (shadd_const)) (B)) (C)) if
B + C isn't a valid address for indexing.
(basereg_operand): Only accept base registers after
cse has completed. Don't accept the frame pointer if
it's likely to be eliminated.
* pa.md (unscaled indexing patterns): Add variants with
basereg and index register reversed.
(HImode and QImode loads): Add zero extended variants.
From-SVN: r11625
* pa.c (hppa_legitimize_address): Don't lose for x[n-const]
when n-const will not be shifted. Don't pessimize code for
x[n-const] when const is small.
From-SVN: r11579
* pa.c (compute_frame_size): Update comments to reflect reality.
(hppa_expand_prologue): Don't save registers which aren't
used, even if it creates holes. Partially undoes changes from
early March.
(hppa_expand_epilogue): Likewise.
From-SVN: r11567
* lib2funcs.asm (__outline_prologue): Remove frame pointer
support.
(__outline_prologue_fp): Out of line prologue with frame pointer.
(__outline_epilogue, outline_epilogue_fp): Similarly.
* pa.c (compute_frame_size): Allocate enough space to avoid holes
in the callee register saves. Remove some special handling of %r3.
(hppa_expand_prologue): Don't do an out of line prologue/epilogue
if it would take more insns than an inline prologue/epilogue.
Don't leave holes in the callee register save set.
(hppa_expand_prologue): Corresponding changes. Pass stack size
to out of line epilogue code.
* pa.h (FRAME_POINTER_REQUIRED): Revert last change.
* pa.md (outline_prologue_call): Handle outline prologues which
don't need frame pointers.
(outline_epilogue_call): Similarly.
* t-pro: Reenable multilib code. Build a set of libraries that
optimize for space.
From-SVN: r11483
* lib2funcs.asm (__outline_prologue): New "function".
(__outline_epilogue): New "function".
* pa.h (TARGET_SPACE): Define.
(target_flags): Add -mspace and -mno-space. Enable/disable
space saving optimizations.
(FRAME_POINTER_REQUIRED): Frame pointers are always required
when generating out of line prologues and epilogues.
* pa.c (compute_frame_size): Handle out of line prologues/epilogues.
(hppa_expand_prologue): If optimizing for space, emit an out of
line prologue.
* pa.c (compute_frame_size): Handle out of line prologues/epilogues.
(hppa_expand_prologue): If optimizing for space, emit an out of
line prologue.
(hppa_expand_epilogue): Similarly.
(override_options): Optimizing for space is not compatable with
either profiling or PIC code generation.
* pa.md (outline_prologue_call): New pattern.
(outline_epilogue_call): Likewise.
From-SVN: r11438
* pa.h (DBX_CONTIN_LENGTH): Define to 4000 characters.
* pa.c (hppa_expand_epilogue): Always emit a blockage insn
before cutting back the stack.
From-SVN: r11327
* sched.c (adjust_priority): Use ADJUST_PRIORITY if its defined.
* pa.h (ADJUST_PRIORITY): Define to keep lifetimes of registers
that will be allocated to %r1 shorter.
From-SVN: r10918
* pa.c (output_function_epilogue): Use assemble_integer rather
than calling ASM_OUTPUT_INT directly.
* pa.h (ASM_OUTPUT_INT): Use plabels for everything in the
exception table section.
* pa.c (print_operand): Don't call fprintf to output a register
name. Use fputs instead.
From-SVN: r10861
* pa.h: Replace many uses of fprintf with fputs.
* pa.c: Likewise.
* pa-pro.h: Likewise.
* pa.h (SECONDARY_RELOAD_CLASS): Don't call secondary_reload_class
to handle trivial cases.
* pa.c (secondary_reload_class): Rework to be more efficient.
From-SVN: r10664
* pa.h (ASM_OUTPUT_EXTERNAL): Don't let assemble_name clobber
the value of TREE_SYMBOL_REFERENCED.
* pa-ghpux9.h (LINK_SPEC): Pass "-z" to the linker to enable
trap on null pointer dereference for programs built on hpux9.
* pa-hpux9.h, pa1-ghpux9.h, pa1-hpux9.h: Likewise.
* pa.c (output_function_prologue): No longer need to keep
track of the total number code bytes when TARGET_GAS &&
not TARGET_PORTABLE_RUNTIME.
* pa.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use .NSUBSPA when
not TARGET_PORTABLE_RUNTIME.
(ASM_OUTPUT_FUNCTION_PREFIX): Define. Prefix functions with
.NSUBSPA when TARGET_GAS and not TARGET_PORTABLE_RUNTIME.
* pa.md (symbolic high patterns): Use 'H' to print the symbolic
address so that the constant part gets rounded.
* pa.c (print_operand): Handle 'H' operand for high part of a
symbolic address with a rounded constant.
(output_global_address): New argument "rounded_constant". All
callers changed appropriately.
* x-pa-hpux (FIXPROTO_DEFINES): Add -D_HPUX_SOURCE.
* pa.h (CPP_SPEC): Only pass -D_HPUX_SOURCE and -D_HIUX_SOURCE if
-ansi is not present.
(CPP_PREDEFINES): Remove -D_HPUX_SOURCE and/or -D_HIUX_SOURCE.
* pa-ghiux.h (CPP_PREDEFINES): Likewise.
* pa-gux7.h (CPP_PREDEFINES): Likewise.
* pa-hiux.h (CPP_PREDEFINES): Likewise.
* pa-hpux.h (CPP_PREDEFINES): Likewise.
* pa-hpux7.h (CPP_PREDEFINES): Likewise.
* pa1-ghiux.h (CPP_PREDEFINES): Likewise.
* pa1-hiux.h (CPP_PREDEFINES): Likewise.
* pa-hpux.h (LINK_SPEC): If -mlinker-opt, then pass -O to the
linker.
* pa-ghpux.h, pa-hpux9.h, pa-ghpux9.h: Likewise.
* pa1-ghpux9.h, pa1-hpux9.h: Likewise.
* pa.h (LINK_SPEC): Likewise.
(TARGET_SWITCHES): Add -mlinker-opt.
* pa.md (all peepholes): Disable if TARGET_SOFT_FLOAT.
* pa.c (pa_reorg): If TARGET_GAS, then emit insns to mark
the beginning and end of the branch table.
* pa.md (begin_brtab): New insn. Just a marker so GCC knows
where to put the .begin_brtab pseudo-op.
(end_brtab): Similarly.
* pa.h (EXTRA_SECTIONS): Add in_ctors and in_dtors if
CTORS_SECTION_FUNCTION is defined. Else define dummy
versions of CTORS_SECTION_FUNCTION and DTORS_SECTION_FUNCTION.
(EXTRA_SECTION_FUNCTIONS): Add CTORS_SECTION_FUNCTION and
DTORS_SECTION_FUNCTION.
* pa.md: Add peepholes to improve spill code generated
by reload when we run out of FP registers.
From-SVN: r10612
* pa.md (call expanders): For indirect calls, load %r22 with the
function's address.
(indirect call patterns): No need to copy the call address into
%r22 anymore.
* pa.c (output_cbranch): Fix buglet in length handling of
backwards branches with unfilled delay slots.
(output_bb, output_bvb, output_dbra, output_movb): Likewise.
* pa.md: Fix off-by-one error in length computations for all
conditional branch patterns.
* pa.h (output_bvb): Declare.
* pa.c (output_bvb): New function to output branch on variable
bit insns.
* pa.md (branch-on-variable-bit): New patterns.
* pa.h (TARGET_MILLICODE_LONG_CALLS): Delete swtich and all
references.
(output_millicode_call): Declare new function
* pa.md (millicode calls): Update length computation to handle
variable length millicode calls.
(call pattners): Likewise.
(indirect call patterns): Update length compuations and output
templates to handle variable length millicode calls.
(plabel_dereference): Likewise.
* pa.c (override_options): Give warnings when incompatable
options are used.
(output_mul_insn): Call output_millicode_call instead of
output_call, eliminate last argument to output_millicode_call.
(output_div_insn): Likewise.
(output_mod_insn): Likewise.
(output_call): Rewrite long call code to handle variable length
millicode calls. Eliminate support for calling mul, div and mod
millicode routines.
(output_millicode_call): New function for calling mul, div and mod
millicode routines.
From-SVN: r10610
* pa.md (abssi2): New pattern.
* pa.c (secondary_reload_class): Loads from reg+d addresses into
FP registers don't need secondary reloads.
* pa.h: Delete soem #if 0 code. Update some comments.
(EXTRA_CONSTRAINT, case 'Q'): Only accept valid memory addresses.
* pa.h (RTX_COSTS): Tege's rewrite.
* pa.c (hppa_legitimize_address): Generate unscaled indexed
addressing for (plus (symbol_ref) (reg)).
(emit_move_sequence): Set REGNO_POINTER_FLAG appropriately
to encourage unscaled indexing modes.
(basereg_operand): New function for unscaled index address support.
* pa.md (unscaled indexing patterns): New patterns for unscaled
index address support.
* pa.h (MOVE_RATIO): Define.
* pa.md (movstrsi expander): Refine tests for when to use the
library routine instead of an inlined loop copy. Provide an
additional scratch register for use in the inlined loop copy.
(movstrsi_internal): Name the pattern for ease of use. Add
additional scratch register.
* pa.c (output_block_move): Greatly simplify. Use 2X unrolled
copy loops to improve performance.
(compute_movstrsi_length): Corresponding changes.
* pa.c (print_operand): Handle 'y' case for reversed FP
comparisons. Delete some #if 0 code. Fix various comment typos.
* pa.md (fcmp patterns): Try and reverse the comparison to avoid
useless add,tr insns.
From-SVN: r10609
(CONDITIONAL_REGISTER_USAGE): Make sure FP regs get disabled
regardless of PA1.0 vs PA1.1 code generation when TARGET_SOFT_FLOAT or
TARGET_DISABLE_FPREGS is on.
From-SVN: r10554
