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Support ARM Cortex-M7

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include/ChangeLog:
2014-11-21  Terry Guo  <terry.guo@arm.com>

	* opcode/arm.h (FPU_VFP_EXT_ARMV8xD): New macro.
	(FPU_VFP_V5D16): Likewise.
	(FPU_VFP_V5_SP_D16): Likewise.
	(FPU_ARCH_VFP_V5D16): Likewise.
	(FPU_ARCH_VFP_V5_SP_D16): Likewise.

bfd/ChangeLog:
2014-11-21  Terry Guo  <terry.guo@arm.com>

	* elf32-arm.c (elf32_arm_merge_eabi_attributes): Support FPv5.

binutils/ChangeLog:
2014-11-21  Terry Guo  <terry.guo@arm.com>

	* readelf.c (arm_attr_tag_FP_arch): Extended to support FPv5.

gas/ChangeLog:
2014-11-21  Terry Guo  <terry.guo@arm.com>

	* config/tc-arm.c (fpu_vfp_ext_armv8xd): New.
	(arm_cpus): Support cortex-m7.
	(arm_fpus): Support fpv5-sp-d16 and fpv5-d16.
	(do_vfp_nsyn_cvt_fpv8): Generate error when use D register for S
	register only target like FPv5-SP-D16.
	(do_neon_cvttb_1): Likewise.
	(do_vfp_nsyn_fpv8): Likewise.
	(do_vrint_1): Likewise.
	(aeabi_set_public_attributes): Set proper FP arch for FPv5.
	* doc/c-arm.texi: Document new cpu and fpu names for cortex-m7.

gas/testsuite/ChangeLog:
2014-11-21  Terry Guo  <terry.guo@arm.com>

	* gas/arm/armv7e-m+fpv5-d16.s: New.
	* gas/arm/armv7e-m+fpv5-d16.d: Likewise.
	* gas/arm/armv7e-m+fpv5-sp-d16.s: Likewise.
	* gas/arm/armv7e-m+fpv5-sp-d16.d: Likewise.

ld/testsuite/ChangeLog:
2014-11-21  Terry Guo  <terry.guo@arm.com>

	* ld-arm/attr-merge-vfp-4-sp.s: New test source file.
	* ld-arm/attr-merge-vfp-5-sp.s: Likewise.
	* ld-arm/attr-merge-vfp-5.s: Likewise.
	* ld-arm/attr-merge-vfp-8.d: New test.
	* ld-arm/attr-merge-vfp-8r.d: Likewise.
	* ld-arm/attr-merge-vfp-9.d: Likewise.
	* ld-arm/attr-merge-vfp-9r.d: Likewise.
	* ld-arm/attr-merge-vfp-10.d: Likewise.
	* ld-arm/attr-merge-vfp-10r.d: Likewise.
	* ld-arm/attr-merge-vfp-11.d: Likewise.
	* ld-arm/attr-merge-vfp-11r.d: Likewise.
	* ld-arm/attr-merge-vfp-12.d: Likewise.
	* ld-arm/attr-merge-vfp-12r.d: Likewise.
	* ld-arm/attr-merge-vfp-13.d: Likewise.
	* ld-arm/attr-merge-vfp-13r.d: Likewise.
	* ld-arm/attr-merge-vfp-14.d: Likewise.
	* ld-arm/attr-merge-vfp-14r.d: Likewise.
	* ld-arm/arm-elf.exp: Run the new tests.
This commit is contained in:
Terry Guo
2014-11-21 11:31:37 +08:00
parent 45e44d277a
commit a715796ba1
33 changed files with 502 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
include/opcode/arm.h
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@@ -78,10 +78,11 @@
#define FPU_VFP_EXT_FP16 0x00100000 /* Half-precision extensions. */
#define FPU_NEON_EXT_FMA 0x00080000 /* Neon fused multiply-add */
#define FPU_VFP_EXT_FMA 0x00040000 /* VFP fused multiply-add */
#define FPU_VFP_EXT_ARMV8 0x00020000 /* FP for ARMv8. */
#define FPU_VFP_EXT_ARMV8 0x00020000 /* Double-precision FP for ARMv8. */
#define FPU_NEON_EXT_ARMV8 0x00010000 /* Neon for ARMv8. */
#define FPU_CRYPTO_EXT_ARMV8 0x00008000 /* Crypto for ARMv8. */
#define CRC_EXT_ARMV8 0x00004000 /* CRC32 for ARMv8. */
#define FPU_VFP_EXT_ARMV8xD 0x00002000 /* Single-precision FP for ARMv8. */
/* Architectures are the sum of the base and extensions. The ARM ARM (rev E)
defines the following: ARMv3, ARMv3M, ARMv4xM, ARMv4, ARMv4TxM, ARMv4T,
@@ -153,7 +154,9 @@
#define FPU_VFP_V4D16 (FPU_VFP_V3D16 | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA)
#define FPU_VFP_V4 (FPU_VFP_V3 | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA)
#define FPU_VFP_V4_SP_D16 (FPU_VFP_V3xD | FPU_VFP_EXT_FP16 | FPU_VFP_EXT_FMA)
#define FPU_VFP_ARMV8 (FPU_VFP_V4 | FPU_VFP_EXT_ARMV8)
#define FPU_VFP_V5D16 (FPU_VFP_V4D16 | FPU_VFP_EXT_ARMV8xD | FPU_VFP_EXT_ARMV8)
#define FPU_VFP_V5_SP_D16 (FPU_VFP_V4_SP_D16 | FPU_VFP_EXT_ARMV8xD)
#define FPU_VFP_ARMV8 (FPU_VFP_V4 | FPU_VFP_EXT_ARMV8 | FPU_VFP_EXT_ARMV8xD)
#define FPU_NEON_ARMV8 (FPU_NEON_EXT_V1 | FPU_NEON_EXT_FMA | FPU_NEON_EXT_ARMV8)
#define FPU_CRYPTO_ARMV8 (FPU_CRYPTO_EXT_ARMV8)
#define FPU_VFP_HARD (FPU_VFP_EXT_V1xD | FPU_VFP_EXT_V1 | FPU_VFP_EXT_V2 \
@@ -186,6 +189,8 @@
#define FPU_ARCH_VFP_V4 ARM_FEATURE(0, FPU_VFP_V4)
#define FPU_ARCH_VFP_V4D16 ARM_FEATURE(0, FPU_VFP_V4D16)
#define FPU_ARCH_VFP_V4_SP_D16 ARM_FEATURE(0, FPU_VFP_V4_SP_D16)
#define FPU_ARCH_VFP_V5D16 ARM_FEATURE(0, FPU_VFP_V5D16)
#define FPU_ARCH_VFP_V5_SP_D16 ARM_FEATURE(0, FPU_VFP_V5_SP_D16)
#define FPU_ARCH_NEON_VFP_V4 \
ARM_FEATURE(0, FPU_VFP_V4 | FPU_NEON_EXT_V1 | FPU_NEON_EXT_FMA)
#define FPU_ARCH_VFP_ARMV8 ARM_FEATURE(0, FPU_VFP_ARMV8)