calls.c (combine_pending_stack_adjustment_and_call): Make preferred_unit_stack_bounda...

        * calls.c (combine_pending_stack_adjustment_and_call): Make
        preferred_unit_stack_boundary argument unsigned.  Make
        unadjusted_alignment unsigned.
        (expand_call): Make preferred_stack_boundary and
        preferred_unit_stack_boundary variables unsigned.
        * function.c (assign_stack_local_1): Make alignment unsigned.
        * function.h (struct function): Make stack_alignment_needed,
        preferred_stack_boundary unsigned.
        * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
        (ix86_compute_frame_layout): Make stack_alignment_needed,
        preferred_alignment variables unsigned.
        * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.

From-SVN: r85196

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 34ba0e6d177ca4d89eb5995f16f9ed05612a01eb..0052cbb7322bf02749e2c4571f6739d6f3bc7f9d 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,18 @@
+2004-06-26  Richard Henderson  <rth@redhat.com>
+
+       * calls.c (combine_pending_stack_adjustment_and_call): Make
+       preferred_unit_stack_boundary argument unsigned.  Make
+       unadjusted_alignment unsigned.
+       (expand_call): Make preferred_stack_boundary and
+       preferred_unit_stack_boundary variables unsigned.
+       * function.c (assign_stack_local_1): Make alignment unsigned. 
+       * function.h (struct function): Make stack_alignment_needed, 
+       preferred_stack_boundary unsigned.
+       * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
+       (ix86_compute_frame_layout): Make stack_alignment_needed, 
+       preferred_alignment variables unsigned.
+       * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
+
 2004-07-26  Tom Tromey  <tromey@redhat.com>
 
        * tree.h: Fix typo in comment.

diff --git a/gcc/calls.c b/gcc/calls.c
index d83b419c4bb5a981ff1a40de5d7202d8ec038fd1..bf90ceb1f68fd12cd8f1768cb025055562d807e6 100644 (file)
--- a/gcc/calls.c
+++ b/gcc/calls.c
@@ -143,7 +143,7 @@ static int check_sibcall_argument_overlap_1 (rtx);
 static int check_sibcall_argument_overlap (rtx, struct arg_data *, int);
 
 static int combine_pending_stack_adjustment_and_call (int, struct args_size *,
-                                                     int);
+                                                     unsigned int);
 static tree fix_unsafe_tree (tree);
 static bool shift_returned_value (tree, rtx *);
 
@@ -1582,14 +1582,14 @@ load_register_parameters (struct arg_data *args, int num_actuals,
 static int
 combine_pending_stack_adjustment_and_call (int unadjusted_args_size,
                                           struct args_size *args_size,
-                                          int preferred_unit_stack_boundary)
+                                          unsigned int preferred_unit_stack_boundary)
 {
   /* The number of bytes to pop so that the stack will be
      under-aligned by UNADJUSTED_ARGS_SIZE bytes.  */
   HOST_WIDE_INT adjustment;
   /* The alignment of the stack after the arguments are pushed, if we
      just pushed the arguments without adjust the stack here.  */
-  HOST_WIDE_INT unadjusted_alignment;
+  unsigned HOST_WIDE_INT unadjusted_alignment;
 
   unadjusted_alignment
     = ((stack_pointer_delta + unadjusted_args_size)
@@ -1968,9 +1968,9 @@ expand_call (tree exp, rtx target, int ignore)
   tree addr = TREE_OPERAND (exp, 0);
   int i;
   /* The alignment of the stack, in bits.  */
-  HOST_WIDE_INT preferred_stack_boundary;
+  unsigned HOST_WIDE_INT preferred_stack_boundary;
   /* The alignment of the stack, in bytes.  */
-  HOST_WIDE_INT preferred_unit_stack_boundary;
+  unsigned HOST_WIDE_INT preferred_unit_stack_boundary;
   /* The static chain value to use for this call.  */
   rtx static_chain_value;
   /* See if this is "nothrow" function call.  */

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 4b17cfb43967b8d4217715ffa6ee64bf315550a2..de3edbe22741ea9eaac547e8f46e95e86199ad68 100644 (file)
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -819,7 +819,7 @@ const char *ix86_align_jumps_string;
 const char *ix86_preferred_stack_boundary_string;
 
 /* Preferred alignment for stack boundary in bits.  */
-int ix86_preferred_stack_boundary;
+unsigned int ix86_preferred_stack_boundary;
 
 /* Values 1-5: see jump.c */
 int ix86_branch_cost;
@@ -5084,14 +5084,17 @@ static void
 ix86_compute_frame_layout (struct ix86_frame *frame)
 {
   HOST_WIDE_INT total_size;
-  int stack_alignment_needed = cfun->stack_alignment_needed / BITS_PER_UNIT;
+  unsigned int stack_alignment_needed;
   HOST_WIDE_INT offset;
-  int preferred_alignment = cfun->preferred_stack_boundary / BITS_PER_UNIT;
+  unsigned int preferred_alignment;
   HOST_WIDE_INT size = get_frame_size ();
 
   frame->nregs = ix86_nsaved_regs ();
   total_size = size;
 
+  stack_alignment_needed = cfun->stack_alignment_needed / BITS_PER_UNIT;
+  preferred_alignment = cfun->preferred_stack_boundary / BITS_PER_UNIT;
+
   /* During reload iteration the amount of registers saved can change.
      Recompute the value as needed.  Do not recompute when amount of registers
      didn't change as reload does mutiple calls to the function and does not

diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h
index da73bfefcd986582b4af328ec2a37decab8a68cf..40bf959d81f7d80e972396ab12d7b9320e14e241 100644 (file)
--- a/gcc/config/i386/i386.h
+++ b/gcc/config/i386/i386.h
@@ -2981,7 +2981,7 @@ extern enum asm_dialect ix86_asm_dialect;
 extern int ix86_regparm;
 extern const char *ix86_regparm_string;
 
-extern int ix86_preferred_stack_boundary;
+extern unsigned int ix86_preferred_stack_boundary;
 extern const char *ix86_preferred_stack_boundary_string;
 
 extern int ix86_branch_cost;

diff --git a/gcc/function.c b/gcc/function.c
index 20c5c5c3fb666929f52907315a1e18542058661a..2d4ace5cff278eaefb84e5f7caa473ba1c423ba7 100644 (file)
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -395,7 +395,7 @@ assign_stack_local_1 (enum machine_mode mode, HOST_WIDE_INT size, int align,
 {
   rtx x, addr;
   int bigend_correction = 0;
-  int alignment;
+  unsigned int alignment;
   int frame_off, frame_alignment, frame_phase;
 
   if (align == 0)

diff --git a/gcc/function.h b/gcc/function.h
index 8b25793498a5e4de10cfe5c650a485319797874e..60baf84e12debbe24cda95ac661292a24d8f2a66 100644 (file)
--- a/gcc/function.h
+++ b/gcc/function.h
@@ -304,9 +304,9 @@ struct function GTY(())
   /* tm.h can use this to store whatever it likes.  */
   struct machine_function * GTY ((maybe_undef)) machine;
   /* The largest alignment of slot allocated on the stack.  */
-  int stack_alignment_needed;
+  unsigned int stack_alignment_needed;
   /* Preferred alignment of the end of stack frame.  */
-  int preferred_stack_boundary;
+  unsigned int preferred_stack_boundary;
   /* Set when the call to function itself has been emit.  */
   bool recursive_call_emit;
   /* Set when the tail call has been produced.  */