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-rw-r--r--toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99319.patch197
1 files changed, 0 insertions, 197 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99319.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99319.patch
deleted file mode 100644
index a649c9542a..0000000000
--- a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99319.patch
+++ /dev/null
@@ -1,197 +0,0 @@
-2010-07-24 Sandra Loosemore <sandra@codesourcery.com>
-
- Backport from mainline:
-
- 2010-04-10 Wei Guozhi <carrot@google.com>
-
- PR target/42601
- gcc/
- * config/arm/arm.c (arm_pic_static_addr): New function.
- (legitimize_pic_address): Call arm_pic_static_addr when it detects
- a static symbol.
- (arm_output_addr_const_extra): Output expression for new pattern.
- * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
-
- 2010-07-22 Sandra Loosemore <sandra@codesourcery.com>
-
- PR tree-optimization/39839
- gcc/testsuite/
- * gcc.target/arm/pr39839.c: New test case.
-
- 2010-07-24 Jie Zhang <jie@codesourcery.com>
-
- Issue #9079
-
-=== modified file 'gcc/config/arm/arm.c'
---- old/gcc/config/arm/arm.c 2010-08-03 13:55:46 +0000
-+++ new/gcc/config/arm/arm.c 2010-08-05 12:06:40 +0000
-@@ -225,6 +225,7 @@
- static void arm_asm_trampoline_template (FILE *);
- static void arm_trampoline_init (rtx, tree, rtx);
- static rtx arm_trampoline_adjust_address (rtx);
-+static rtx arm_pic_static_addr (rtx orig, rtx reg);
-
-
- /* Table of machine attributes. */
-@@ -4986,29 +4987,16 @@
- {
- rtx pic_ref, address;
- rtx insn;
-- int subregs = 0;
--
-- /* If this function doesn't have a pic register, create one now. */
-- require_pic_register ();
-
- if (reg == 0)
- {
- gcc_assert (can_create_pseudo_p ());
- reg = gen_reg_rtx (Pmode);
--
-- subregs = 1;
-+ address = gen_reg_rtx (Pmode);
- }
--
-- if (subregs)
-- address = gen_reg_rtx (Pmode);
- else
- address = reg;
-
-- if (TARGET_32BIT)
-- emit_insn (gen_pic_load_addr_32bit (address, orig));
-- else /* TARGET_THUMB1 */
-- emit_insn (gen_pic_load_addr_thumb1 (address, orig));
--
- /* VxWorks does not impose a fixed gap between segments; the run-time
- gap can be different from the object-file gap. We therefore can't
- use GOTOFF unless we are absolutely sure that the symbol is in the
-@@ -5020,16 +5008,23 @@
- SYMBOL_REF_LOCAL_P (orig)))
- && NEED_GOT_RELOC
- && !TARGET_VXWORKS_RTP)
-- pic_ref = gen_rtx_PLUS (Pmode, cfun->machine->pic_reg, address);
-+ insn = arm_pic_static_addr (orig, reg);
- else
- {
-+ /* If this function doesn't have a pic register, create one now. */
-+ require_pic_register ();
-+
-+ if (TARGET_32BIT)
-+ emit_insn (gen_pic_load_addr_32bit (address, orig));
-+ else /* TARGET_THUMB1 */
-+ emit_insn (gen_pic_load_addr_thumb1 (address, orig));
-+
- pic_ref = gen_const_mem (Pmode,
- gen_rtx_PLUS (Pmode, cfun->machine->pic_reg,
- address));
-+ insn = emit_move_insn (reg, pic_ref);
- }
-
-- insn = emit_move_insn (reg, pic_ref);
--
- /* Put a REG_EQUAL note on this insn, so that it can be optimized
- by loop. */
- set_unique_reg_note (insn, REG_EQUAL, orig);
-@@ -5236,6 +5231,43 @@
- emit_use (pic_reg);
- }
-
-+/* Generate code to load the address of a static var when flag_pic is set. */
-+static rtx
-+arm_pic_static_addr (rtx orig, rtx reg)
-+{
-+ rtx l1, labelno, offset_rtx, insn;
-+
-+ gcc_assert (flag_pic);
-+
-+ /* We use an UNSPEC rather than a LABEL_REF because this label
-+ never appears in the code stream. */
-+ labelno = GEN_INT (pic_labelno++);
-+ l1 = gen_rtx_UNSPEC (Pmode, gen_rtvec (1, labelno), UNSPEC_PIC_LABEL);
-+ l1 = gen_rtx_CONST (VOIDmode, l1);
-+
-+ /* On the ARM the PC register contains 'dot + 8' at the time of the
-+ addition, on the Thumb it is 'dot + 4'. */
-+ offset_rtx = plus_constant (l1, TARGET_ARM ? 8 : 4);
-+ offset_rtx = gen_rtx_UNSPEC (Pmode, gen_rtvec (2, orig, offset_rtx),
-+ UNSPEC_SYMBOL_OFFSET);
-+ offset_rtx = gen_rtx_CONST (Pmode, offset_rtx);
-+
-+ if (TARGET_32BIT)
-+ {
-+ emit_insn (gen_pic_load_addr_32bit (reg, offset_rtx));
-+ if (TARGET_ARM)
-+ insn = emit_insn (gen_pic_add_dot_plus_eight (reg, reg, labelno));
-+ else
-+ insn = emit_insn (gen_pic_add_dot_plus_four (reg, reg, labelno));
-+ }
-+ else /* TARGET_THUMB1 */
-+ {
-+ emit_insn (gen_pic_load_addr_thumb1 (reg, offset_rtx));
-+ insn = emit_insn (gen_pic_add_dot_plus_four (reg, reg, labelno));
-+ }
-+
-+ return insn;
-+}
-
- /* Return nonzero if X is valid as an ARM state addressing register. */
- static int
-@@ -21461,6 +21493,16 @@
- fputc (')', fp);
- return TRUE;
- }
-+ else if (GET_CODE (x) == UNSPEC && XINT (x, 1) == UNSPEC_SYMBOL_OFFSET)
-+ {
-+ output_addr_const (fp, XVECEXP (x, 0, 0));
-+ if (GOT_PCREL)
-+ fputs ("+.", fp);
-+ fputs ("-(", fp);
-+ output_addr_const (fp, XVECEXP (x, 0, 1));
-+ fputc (')', fp);
-+ return TRUE;
-+ }
- else if (GET_CODE (x) == CONST_VECTOR)
- return arm_emit_vector_const (fp, x);
-
-
-=== modified file 'gcc/config/arm/arm.md'
---- old/gcc/config/arm/arm.md 2010-07-30 14:17:05 +0000
-+++ new/gcc/config/arm/arm.md 2010-08-05 12:06:40 +0000
-@@ -101,6 +101,8 @@
- ; a given symbolic address.
- (UNSPEC_THUMB1_CASESI 25) ; A Thumb1 compressed dispatch-table call.
- (UNSPEC_RBIT 26) ; rbit operation.
-+ (UNSPEC_SYMBOL_OFFSET 27) ; The offset of the start of the symbol from
-+ ; another symbolic address.
- ]
- )
-
-
-=== added file 'gcc/testsuite/gcc.target/arm/pr39839.c'
---- old/gcc/testsuite/gcc.target/arm/pr39839.c 1970-01-01 00:00:00 +0000
-+++ new/gcc/testsuite/gcc.target/arm/pr39839.c 2010-08-05 12:06:40 +0000
-@@ -0,0 +1,24 @@
-+/* { dg-options "-mthumb -Os -march=armv5te -mthumb-interwork -fpic" } */
-+/* { dg-require-effective-target arm_thumb1_ok } */
-+/* { dg-final { scan-assembler-not "str\[\\t \]*r.,\[\\t \]*.sp," } } */
-+
-+struct S
-+{
-+ int count;
-+ char *addr;
-+};
-+
-+void func(const char*, const char*, int, const char*);
-+
-+/* This function should not need to spill to the stack. */
-+void test(struct S *p)
-+{
-+ int off = p->count;
-+ while (p->count >= 0)
-+ {
-+ const char *s = "xyz";
-+ if (*p->addr) s = "pqr";
-+ func("abcde", p->addr + off, off, s);
-+ p->count--;
-+ }
-+}
-
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