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-rw-r--r--toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99480.patch64
1 files changed, 64 insertions, 0 deletions
diff --git a/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99480.patch b/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99480.patch
new file mode 100644
index 0000000000..76d3c9565c
--- /dev/null
+++ b/toolchain-layer/recipes-devtools/gcc/gcc-4.5/linaro/gcc-4.5-linaro-r99480.patch
@@ -0,0 +1,64 @@
+2011-02-02 Richard Sandiford <richard.sandiford@linaro.org>
+
+
+ gcc/
+ PR target/47551
+ * config/arm/arm.c (coproc_secondary_reload_class): Handle
+ structure modes. Don't check neon_vector_mem_operand for
+ vector or structure modes.
+
+ gcc/testsuite/
+ PR target/47551
+ * gcc.target/arm/neon-modes-2.c: New test.
+
+=== modified file 'gcc/config/arm/arm.c'
+--- old/gcc/config/arm/arm.c 2011-02-24 17:30:32 +0000
++++ new/gcc/config/arm/arm.c 2011-03-02 11:29:06 +0000
+@@ -9303,11 +9303,14 @@
+ return GENERAL_REGS;
+ }
+
++ /* The neon move patterns handle all legitimate vector and struct
++ addresses. */
+ if (TARGET_NEON
++ && MEM_P (x)
+ && (GET_MODE_CLASS (mode) == MODE_VECTOR_INT
+- || GET_MODE_CLASS (mode) == MODE_VECTOR_FLOAT)
+- && neon_vector_mem_operand (x, 0))
+- return NO_REGS;
++ || GET_MODE_CLASS (mode) == MODE_VECTOR_FLOAT
++ || VALID_NEON_STRUCT_MODE (mode)))
++ return NO_REGS;
+
+ if (arm_coproc_mem_operand (x, wb) || s_register_operand (x, mode))
+ return NO_REGS;
+
+=== added file 'gcc/testsuite/gcc.target/arm/neon-modes-2.c'
+--- old/gcc/testsuite/gcc.target/arm/neon-modes-2.c 1970-01-01 00:00:00 +0000
++++ new/gcc/testsuite/gcc.target/arm/neon-modes-2.c 2011-02-02 13:48:10 +0000
+@@ -0,0 +1,24 @@
++/* { dg-do compile } */
++/* { dg-require-effective-target arm_neon_ok } */
++/* { dg-options "-O1" } */
++/* { dg-add-options arm_neon } */
++
++#include "arm_neon.h"
++
++#define SETUP(A) x##A = vld3_u32 (ptr + A * 0x20)
++#define MODIFY(A) x##A = vld3_lane_u32 (ptr + A * 0x20 + 0x10, x##A, 1)
++#define STORE(A) vst3_u32 (ptr + A * 0x20, x##A)
++
++#define MANY(A) A (0), A (1), A (2), A (3), A (4), A (5)
++
++void
++bar (uint32_t *ptr, int y)
++{
++ uint32x2x3_t MANY (SETUP);
++ int *x = __builtin_alloca (y);
++ int z[0x1000];
++ foo (x, z);
++ MANY (MODIFY);
++ foo (x, z);
++ MANY (STORE);
++}
+