From 60e5ef9f190902591c6228d470a85fd82994f2c4 Mon Sep 17 00:00:00 2001 From: Matthew Gretton-Dann Date: Thu, 23 Sep 2010 15:18:19 +0000 Subject: * gas/config/tc-arm.c (arm_ext_mp): Add. (do_pld): Update comment. (insns): Add support for pldw. (arm_cpus): Update cortex-a5, cortex-a9, and cortex-a15 to support MP extension. (arm_extensions): Add 'mp' extension. (aeabi_set_public_attributes): Emit correct build attribute when MP extension is enabled. * gas/doc/c-arm.texi: Update for MP extensions. * gas/testsuite/gas/arm/arch7a-mp.d: Add. * gas/testsuite/gas/arm/arch7ar-mp.s: Likewise. * gas/testsuite/gas/arm/arch7r-mp.d: Likewise. * gas/testsuite/gas/arm/armv2-mp-bad.d: Likewise. * gas/testsuite/gas/arm/armv2-mp-bad.l: Likewise. * gas/testsuite/gas/arm/attr-march-all.d: Update for MP extension. * gas/testsuite/gas/arm/attr-march-armv7-a+mp.d: Add. * gas/testsuite/gas/arm/attr-march-armv7-r+mp.d: Likewise. * include/opcode/arm.h (ARM_EXT_MP): Add. (ARM_ARCH_V7A_MP): Likewise. * opcodes/arm-dis.c (arm_opcodes): Add support for pldw. (thumb32_opcodes): Likewise. --- gas/ChangeLog | 12 ++++++++++ gas/config/tc-arm.c | 25 ++++++++++++++++---- gas/doc/c-arm.texi | 4 ++++ gas/testsuite/ChangeLog | 11 +++++++++ gas/testsuite/gas/arm/arch7a-mp.d | 30 ++++++++++++++++++++++++ gas/testsuite/gas/arm/arch7ar-mp.s | 33 +++++++++++++++++++++++++++ gas/testsuite/gas/arm/arch7r-mp.d | 30 ++++++++++++++++++++++++ gas/testsuite/gas/arm/armv2-mp-bad.d | 4 ++++ gas/testsuite/gas/arm/armv2-mp-bad.l | 3 +++ gas/testsuite/gas/arm/attr-march-all.d | 1 + gas/testsuite/gas/arm/attr-march-armv7-a+mp.d | 16 +++++++++++++ gas/testsuite/gas/arm/attr-march-armv7-r+mp.d | 15 ++++++++++++ 12 files changed, 179 insertions(+), 5 deletions(-) create mode 100644 gas/testsuite/gas/arm/arch7a-mp.d create mode 100644 gas/testsuite/gas/arm/arch7ar-mp.s create mode 100644 gas/testsuite/gas/arm/arch7r-mp.d create mode 100644 gas/testsuite/gas/arm/armv2-mp-bad.d create mode 100644 gas/testsuite/gas/arm/armv2-mp-bad.l create mode 100644 gas/testsuite/gas/arm/attr-march-armv7-a+mp.d create mode 100644 gas/testsuite/gas/arm/attr-march-armv7-r+mp.d (limited to 'gas') diff --git a/gas/ChangeLog b/gas/ChangeLog index 70015a0..de45989 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,5 +1,17 @@ 2010-09-23 Matthew Gretton-Dann + * config/tc-arm.c (arm_ext_mp): Add. + (do_pld): Update comment. + (insns): Add support for pldw. + (arm_cpus): Update cortex-a5, cortex-a9, and cortex-a15 to support + MP extension. + (arm_extensions): Add 'mp' extension. + (aeabi_set_public_attributes): Emit correct build attribute when + MP extension is enabled. + * doc/c-arm.texi: Update for MP extensions. + +2010-09-23 Matthew Gretton-Dann + * config/tc-arm.c (md_pseduo_table): Add .arch_extension directive. (arm_option_extension_value_table): Add. (arm_extensions): Change type. diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c index fde0bc4..6101c41 100644 --- a/gas/config/tc-arm.c +++ b/gas/config/tc-arm.c @@ -197,6 +197,7 @@ static const arm_feature_set arm_ext_v7r = ARM_FEATURE (ARM_EXT_V7R, 0); static const arm_feature_set arm_ext_v7m = ARM_FEATURE (ARM_EXT_V7M, 0); static const arm_feature_set arm_ext_m = ARM_FEATURE (ARM_EXT_V6M | ARM_EXT_V7M, 0); +static const arm_feature_set arm_ext_mp = ARM_FEATURE (ARM_EXT_MP, 0); static const arm_feature_set arm_arch_any = ARM_ANY; static const arm_feature_set arm_arch_full = ARM_FEATURE (-1, -1); @@ -7955,8 +7956,9 @@ do_pkhtb (void) } /* ARMv5TE: Preload-Cache + MP Extensions: Preload for write - PLD + PLD(W) Syntactically, like LDR with B=1, W=0, L=1. */ @@ -17137,6 +17139,13 @@ static const struct asm_opcode insns[] = TUF("pli", 450f000, f910f000, 1, (ADDR), pli, t_pld), TCE("dbg", 320f0f0, f3af80f0, 1, (I15), dbg, t_dbg), +#undef ARM_VARIANT +#define ARM_VARIANT & arm_ext_mp +#undef THUMB_VARIANT +#define THUMB_VARIANT & arm_ext_mp + + TUF("pldw", 410f000, f830f000, 1, (ADDR), pld, t_pld), + #undef ARM_VARIANT #define ARM_VARIANT & fpu_fpa_ext_v1 /* Core FPA instruction set (V1). */ @@ -22372,14 +22381,14 @@ static const struct arm_cpu_option_table arm_cpus[] = {"arm1156t2f-s", ARM_ARCH_V6T2, FPU_ARCH_VFP_V2, NULL}, {"arm1176jz-s", ARM_ARCH_V6ZK, FPU_NONE, NULL}, {"arm1176jzf-s", ARM_ARCH_V6ZK, FPU_ARCH_VFP_V2, NULL}, - {"cortex-a5", ARM_ARCH_V7A, FPU_NONE, "Cortex-A5"}, + {"cortex-a5", ARM_ARCH_V7A_MP, FPU_NONE, "Cortex-A5"}, {"cortex-a8", ARM_ARCH_V7A, ARM_FEATURE (0, FPU_VFP_V3 | FPU_NEON_EXT_V1), "Cortex-A8"}, - {"cortex-a9", ARM_ARCH_V7A, ARM_FEATURE (0, FPU_VFP_V3 + {"cortex-a9", ARM_ARCH_V7A_MP, ARM_FEATURE (0, FPU_VFP_V3 | FPU_NEON_EXT_V1), "Cortex-A9"}, - {"cortex-a15", ARM_ARCH_V7A, FPU_ARCH_NEON_VFP_V4, + {"cortex-a15", ARM_ARCH_V7A_MP, FPU_ARCH_NEON_VFP_V4, "Cortex-A15"}, {"cortex-r4", ARM_ARCH_V7R, FPU_NONE, "Cortex-R4"}, {"cortex-r4f", ARM_ARCH_V7R, FPU_ARCH_VFP_V3D16, @@ -22468,8 +22477,10 @@ static const struct arm_option_extension_value_table arm_extensions[] = {"iwmmxt", ARM_FEATURE (0, ARM_CEXT_IWMMXT), ARM_ANY}, {"iwmmxt2", ARM_FEATURE (0, ARM_CEXT_IWMMXT2), ARM_ANY}, {"maverick", ARM_FEATURE (0, ARM_CEXT_MAVERICK), ARM_ANY}, + {"mp", ARM_FEATURE (ARM_EXT_MP, 0), + ARM_FEATURE (ARM_EXT_V7A | ARM_EXT_V7R, 0)}, {"xscale", ARM_FEATURE (0, ARM_CEXT_XSCALE), ARM_ANY}, - {NULL, ARM_ARCH_NONE, ARM_ARCH_NONE} + {NULL, ARM_ARCH_NONE, ARM_ARCH_NONE} }; /* ISA floating-point and Advanced SIMD extensions. */ @@ -23146,6 +23157,10 @@ aeabi_set_public_attributes (void) aeabi_set_attribute_int (Tag_DIV_use, 2); */ else aeabi_set_attribute_int (Tag_DIV_use, 1); + + /* Tag_MP_extension_use. */ + if (ARM_CPU_HAS_FEATURE (flags, arm_ext_mp)) + aeabi_set_attribute_int (Tag_MPextension_use, 1); } /* Add the default contents for the .ARM.attributes section. */ diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi index 479d6fa..693d6ba 100644 --- a/gas/doc/c-arm.texi +++ b/gas/doc/c-arm.texi @@ -138,6 +138,9 @@ is equivalent to specifying @code{-mcpu=ep9312}. Multiple extensions may be specified, separated by a @code{+}. The extensions should be specified in ascending alphabetical order. +Some extensions may be restricted to particular architectures; this is +documented in the list of extensions below. + Extension mnemonics may also be removed from those the assembler accepts. This is done be prepending @code{no} to the option that adds the extension. Extensions that are removed should be listed after all extensions which have @@ -149,6 +152,7 @@ The following extensions are currently supported: @code{iwmmxt}, @code{iwmmxt2}, @code{maverick}, +@code{mp} (Multiprocessing Extensions for v7-A and v7-R architectures), and @code{xscale}. diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog index 8ee3ca7..bc2eb52 100644 --- a/gas/testsuite/ChangeLog +++ b/gas/testsuite/ChangeLog @@ -1,3 +1,14 @@ +2010-09-23 Matthew Gretton-Dann + + * gas/arm/arch7a-mp.d: Add. + * gas/arm/arch7ar-mp.s: Likewise. + * gas/arm/arch7r-mp.d: Likewise. + * gas/arm/armv2-mp-bad.d: Likewise. + * gas/arm/armv2-mp-bad.l: Likewise. + * gas/arm/attr-march-all.d: Update for MP extension. + * gas/arm/attr-march-armv7-a+mp.d: Add. + * gas/arm/attr-march-armv7-r+mp.d: Likewise. + 2010-09-23 Alan Modra * gas/all/gas.exp: Update "forward" and "redef3" xfails. diff --git a/gas/testsuite/gas/arm/arch7a-mp.d b/gas/testsuite/gas/arm/arch7a-mp.d new file mode 100644 index 0000000..9513f89 --- /dev/null +++ b/gas/testsuite/gas/arm/arch7a-mp.d @@ -0,0 +1,30 @@ +#name: ARM V7-A+MP instructions +#as: -march=armv7-a+mp +#objdump: -dr --prefix-addresses --show-raw-insn +#source: arch7ar-mp.s + +.*: +file format .*arm.* + +Disassembly of section .text: +0[0-9a-f]+ <[^>]+> f590f000 pldw \[r0\] +0[0-9a-f]+ <[^>]+> f59ef000 pldw \[lr\] +0[0-9a-f]+ <[^>]+> f591f000 pldw \[r1\] +0[0-9a-f]+ <[^>]+> f590ffff pldw \[r0, #4095\] ; 0xfff +0[0-9a-f]+ <[^>]+> f510ffff pldw \[r0, #-4095\] ; 0xfff +0[0-9a-f]+ <[^>]+> f790f000 pldw \[r0, r0\] +0[0-9a-f]+ <[^>]+> f791f000 pldw \[r1, r0\] +0[0-9a-f]+ <[^>]+> f79ef000 pldw \[lr, r0\] +0[0-9a-f]+ <[^>]+> f790f001 pldw \[r0, r1\] +0[0-9a-f]+ <[^>]+> f790f00e pldw \[r0, lr\] +0[0-9a-f]+ <[^>]+> f790f100 pldw \[r0, r0, lsl #2\] +0[0-9a-f]+ <[^>]+> f8b0 f000 pldw \[r0\] +0[0-9a-f]+ <[^>]+> f8be f000 pldw \[lr\] +0[0-9a-f]+ <[^>]+> f8b1 f000 pldw \[r1\] +0[0-9a-f]+ <[^>]+> f8b0 ffff pldw \[r0, #4095\] ; 0xfff +0[0-9a-f]+ <[^>]+> f830 fcff pldw \[r0, #-255\] +0[0-9a-f]+ <[^>]+> f830 f000 pldw \[r0, r0\] +0[0-9a-f]+ <[^>]+> f831 f000 pldw \[r1, r0\] +0[0-9a-f]+ <[^>]+> f83e f000 pldw \[lr, r0\] +0[0-9a-f]+ <[^>]+> f830 f001 pldw \[r0, r1\] +0[0-9a-f]+ <[^>]+> f830 f00e pldw \[r0, lr\] +0[0-9a-f]+ <[^>]+> f830 f030 pldw \[r0, r0, lsl #3\] diff --git a/gas/testsuite/gas/arm/arch7ar-mp.s b/gas/testsuite/gas/arm/arch7ar-mp.s new file mode 100644 index 0000000..34f7278 --- /dev/null +++ b/gas/testsuite/gas/arm/arch7ar-mp.s @@ -0,0 +1,33 @@ + @ Test MP Extension instructions + .text + +label1: + pldw [r0, #0] + pldw [r14, #0] + pldw [r1, #0] + pldw [r0, #4095] + pldw [r0, #-4095] + + pldw [r0, r0] + pldw [r1, r0] + pldw [r14, r0] + pldw [r0, r1] + pldw [r0, r14] + pldw [r0, r0, lsl #2] + + .thumb + .thumb_func +label2: + pldw [r0, #0] + pldw [r14, #0] + pldw [r1, #0] + pldw [r0, #4095] + pldw [r0, #-255] + + pldw [r0, r0] + pldw [r1, r0] + pldw [r14, r0] + pldw [r0, r1] + pldw [r0, r14] + pldw [r0, r0, lsl #3] + diff --git a/gas/testsuite/gas/arm/arch7r-mp.d b/gas/testsuite/gas/arm/arch7r-mp.d new file mode 100644 index 0000000..8908c98 --- /dev/null +++ b/gas/testsuite/gas/arm/arch7r-mp.d @@ -0,0 +1,30 @@ +#name: ARM V7-R+MP instructions +#as: -march=armv7-r+mp +#objdump: -dr --prefix-addresses --show-raw-insn +#source: arch7ar-mp.s + +.*: +file format .*arm.* + +Disassembly of section .text: +0[0-9a-f]+ <[^>]+> f590f000 pldw \[r0\] +0[0-9a-f]+ <[^>]+> f59ef000 pldw \[lr\] +0[0-9a-f]+ <[^>]+> f591f000 pldw \[r1\] +0[0-9a-f]+ <[^>]+> f590ffff pldw \[r0, #4095\] ; 0xfff +0[0-9a-f]+ <[^>]+> f510ffff pldw \[r0, #-4095\] ; 0xfff +0[0-9a-f]+ <[^>]+> f790f000 pldw \[r0, r0\] +0[0-9a-f]+ <[^>]+> f791f000 pldw \[r1, r0\] +0[0-9a-f]+ <[^>]+> f79ef000 pldw \[lr, r0\] +0[0-9a-f]+ <[^>]+> f790f001 pldw \[r0, r1\] +0[0-9a-f]+ <[^>]+> f790f00e pldw \[r0, lr\] +0[0-9a-f]+ <[^>]+> f790f100 pldw \[r0, r0, lsl #2\] +0[0-9a-f]+ <[^>]+> f8b0 f000 pldw \[r0\] +0[0-9a-f]+ <[^>]+> f8be f000 pldw \[lr\] +0[0-9a-f]+ <[^>]+> f8b1 f000 pldw \[r1\] +0[0-9a-f]+ <[^>]+> f8b0 ffff pldw \[r0, #4095\] ; 0xfff +0[0-9a-f]+ <[^>]+> f830 fcff pldw \[r0, #-255\] +0[0-9a-f]+ <[^>]+> f830 f000 pldw \[r0, r0\] +0[0-9a-f]+ <[^>]+> f831 f000 pldw \[r1, r0\] +0[0-9a-f]+ <[^>]+> f83e f000 pldw \[lr, r0\] +0[0-9a-f]+ <[^>]+> f830 f001 pldw \[r0, r1\] +0[0-9a-f]+ <[^>]+> f830 f00e pldw \[r0, lr\] +0[0-9a-f]+ <[^>]+> f830 f030 pldw \[r0, r0, lsl #3\] diff --git a/gas/testsuite/gas/arm/armv2-mp-bad.d b/gas/testsuite/gas/arm/armv2-mp-bad.d new file mode 100644 index 0000000..c43ba96 --- /dev/null +++ b/gas/testsuite/gas/arm/armv2-mp-bad.d @@ -0,0 +1,4 @@ +#name: ARM MP Extension errors +#source: blank.s +#as: -march=armv2+mp +#error-output: armv2-mp-bad.l diff --git a/gas/testsuite/gas/arm/armv2-mp-bad.l b/gas/testsuite/gas/arm/armv2-mp-bad.l new file mode 100644 index 0000000..eb97135 --- /dev/null +++ b/gas/testsuite/gas/arm/armv2-mp-bad.l @@ -0,0 +1,3 @@ +Assembler messages: +[^:]*: extension does not apply to the base architecture +[^:]*: unrecognized option -march=armv2\+mp diff --git a/gas/testsuite/gas/arm/attr-march-all.d b/gas/testsuite/gas/arm/attr-march-all.d index ba446c3..0b888a2 100644 --- a/gas/testsuite/gas/arm/attr-march-all.d +++ b/gas/testsuite/gas/arm/attr-march-all.d @@ -12,3 +12,4 @@ File Attributes Tag_CPU_arch_profile: Application Tag_ARM_ISA_use: Yes Tag_THUMB_ISA_use: Thumb-2 + Tag_MPextension_use: Allowed diff --git a/gas/testsuite/gas/arm/attr-march-armv7-a+mp.d b/gas/testsuite/gas/arm/attr-march-armv7-a+mp.d new file mode 100644 index 0000000..663a889 --- /dev/null +++ b/gas/testsuite/gas/arm/attr-march-armv7-a+mp.d @@ -0,0 +1,16 @@ +# name: attributes for -march=armv7-a+mp +# source: blank.s +# as: -march=armv7-a+mp +# readelf: -A +# This test is only valid on EABI based ports. +# target: *-*-*eabi + +Attribute Section: aeabi +File Attributes + Tag_CPU_name: "7-A" + Tag_CPU_arch: v7 + Tag_CPU_arch_profile: Application + Tag_ARM_ISA_use: Yes + Tag_THUMB_ISA_use: Thumb-2 + Tag_MPextension_use: Allowed + Tag_DIV_use: Not allowed diff --git a/gas/testsuite/gas/arm/attr-march-armv7-r+mp.d b/gas/testsuite/gas/arm/attr-march-armv7-r+mp.d new file mode 100644 index 0000000..a7fa3c6 --- /dev/null +++ b/gas/testsuite/gas/arm/attr-march-armv7-r+mp.d @@ -0,0 +1,15 @@ +# name: attributes for -march=armv7-r+mp +# source: blank.s +# as: -march=armv7-r+mp +# readelf: -A +# This test is only valid on EABI based ports. +# target: *-*-*eabi + +Attribute Section: aeabi +File Attributes + Tag_CPU_name: "7-R" + Tag_CPU_arch: v7 + Tag_CPU_arch_profile: Realtime + Tag_ARM_ISA_use: Yes + Tag_THUMB_ISA_use: Thumb-2 + Tag_MPextension_use: Allowed -- cgit v1.1