Adds support for following CPUs to the ARM and Aarch64 assemblers: Cortex-A77, Cortex...

Related specifications can be found at
https://developer.arm.com/ip-products/processors.

gas	* NEWS: Mention the Arm and AArch64 new processors.
	* config/tc-aarch64.c: New entries for Cortex-A34, Cortex-A65,
	Cortex-A77, cortex-A65AE, and Cortex-A76AE.
	* doc/c-aarch64.texi: Document new CPUs.
	* testsuite/gas/aarch64/cpu-cortex-a34.d: New test.
	* testsuite/gas/aarch64/cpu-cortex-a65.d: New test.
	* testsuite/gas/aarch64/cpu-cortex-a65ae.d: New test.
	* testsuite/gas/aarch64/cpu-cortex-a76ae.d: New test.
	* testsuite/gas/aarch64/cpu-cortex-a77.d: New test.
	* testsuite/gas/aarch64/nop-asm.s: New test.

bfd	* cpu-aarch64.c: New entries for Cortex-A34, Cortex-A65,
	 Cortex-A77, cortex-A65AE, and Cortex-A76AE.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index e566656..97d3726 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,8 @@
+2019-08-20  Dennis Zhang  <dennis.zhang@arm.com>
+
+       * cpu-aarch64.c: New entries for Cortex-A34, Cortex-A65,
+        Cortex-A77, cortex-A65AE, and Cortex-A76AE.
+
 2019-08-20  Tamar Christina  <tamar.christina@arm.com>
 
        * elf32-arm.c (elf32_thumb2_plt_entry, elf32_arm_plt_thumb_stub,

diff --git a/bfd/cpu-aarch64.c b/bfd/cpu-aarch64.c
index e895f15..eed1c3d 100644 (file)
--- a/bfd/cpu-aarch64.c
+++ b/bfd/cpu-aarch64.c
@@ -68,10 +68,11 @@ static struct
 }
 processors[] =
 {
-  /* These two are example CPUs supported in GCC, once we have real
-     CPUs they will be removed.  */
-  { bfd_mach_aarch64, "example-1" },
-  { bfd_mach_aarch64, "example-2" }
+  { bfd_mach_aarch64,    "cortex-a34"      },
+  { bfd_mach_aarch64,    "cortex-a65"      },
+  { bfd_mach_aarch64,    "cortex-a65ae"    },
+  { bfd_mach_aarch64,    "cortex-a76ae"    },
+  { bfd_mach_aarch64,    "cortex-a77"      }
 };
 
 static bfd_boolean

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 966bc17..5ae7155 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,16 @@
+2019-08-20  Dennis Zhang  <dennis.zhang@arm.com>
+
+       * NEWS: Mention the Arm and AArch64 new processors.
+       * config/tc-aarch64.c: New entries for Cortex-A34, Cortex-A65,
+       Cortex-A77, cortex-A65AE, and Cortex-A76AE.
+       * doc/c-aarch64.texi: Document new CPUs.
+       * testsuite/gas/aarch64/cpu-cortex-a34.d: New test.
+       * testsuite/gas/aarch64/cpu-cortex-a65.d: New test.
+       * testsuite/gas/aarch64/cpu-cortex-a65ae.d: New test.
+       * testsuite/gas/aarch64/cpu-cortex-a76ae.d: New test.
+       * testsuite/gas/aarch64/cpu-cortex-a77.d: New test.
+       * testsuite/gas/aarch64/nop-asm.s: New test.
+
 2019-08-19  Faraz Shahbazker  <fshahbazker@wavecomp.com>
 
        * config/tc-mips.c (fix_bad_misaligned_address): New function.

diff --git a/gas/NEWS b/gas/NEWS
index ff88fe9..45ca34f 100644 (file)
--- a/gas/NEWS
+++ b/gas/NEWS
@@ -8,6 +8,12 @@
   to set the default behavior. Set the default if the configure option is not used
   to "no".
 
+* Add support for the Arm Cortex-A76AE, Cortex-A77 and Cortex-M35P
+  processors.
+
+* Add support for the AArch64 Cortex-A34, Cortex-A65, Cortex-A65AE,
+  Cortex-A76AE, and Cortex-A77 processors.
+
 Changes in 2.32:
 
 * Add -mvexwig=[0|1] option to x86 assembler to control encoding of

diff --git a/gas/config/tc-aarch64.c b/gas/config/tc-aarch64.c
index 4c19cd4..136297a 100644 (file)
--- a/gas/config/tc-aarch64.c
+++ b/gas/config/tc-aarch64.c
@@ -8799,6 +8799,8 @@ struct aarch64_cpu_option_table
    recognized by GCC.  */
 static const struct aarch64_cpu_option_table aarch64_cpus[] = {
   {"all", AARCH64_ANY, NULL},
+  {"cortex-a34", AARCH64_FEATURE (AARCH64_ARCH_V8,
+                                 AARCH64_FEATURE_CRC), "Cortex-A34"},
   {"cortex-a35", AARCH64_FEATURE (AARCH64_ARCH_V8,
                                  AARCH64_FEATURE_CRC), "Cortex-A35"},
   {"cortex-a53", AARCH64_FEATURE (AARCH64_ARCH_V8,
@@ -8818,6 +8820,26 @@ static const struct aarch64_cpu_option_table aarch64_cpus[] = {
   {"cortex-a76", AARCH64_FEATURE (AARCH64_ARCH_V8_2,
                                  AARCH64_FEATURE_RCPC | AARCH64_FEATURE_F16 | AARCH64_FEATURE_DOTPROD),
                                  "Cortex-A76"},
+  {"cortex-a76ae", AARCH64_FEATURE (AARCH64_ARCH_V8_2,
+                                   AARCH64_FEATURE_F16 | AARCH64_FEATURE_RCPC
+                                   | AARCH64_FEATURE_DOTPROD
+                                   | AARCH64_FEATURE_SSBS),
+                                   "Cortex-A76AE"},
+  {"cortex-a77", AARCH64_FEATURE (AARCH64_ARCH_V8_2,
+                                 AARCH64_FEATURE_F16 | AARCH64_FEATURE_RCPC
+                                 | AARCH64_FEATURE_DOTPROD
+                                 | AARCH64_FEATURE_SSBS),
+                                 "Cortex-A77"},
+  {"cortex-a65", AARCH64_FEATURE (AARCH64_ARCH_V8_2,
+                                 AARCH64_FEATURE_F16 | AARCH64_FEATURE_RCPC
+                                 | AARCH64_FEATURE_DOTPROD
+                                 | AARCH64_FEATURE_SSBS),
+                                 "Cortex-A65"},
+  {"cortex-a65ae", AARCH64_FEATURE (AARCH64_ARCH_V8_2,
+                                   AARCH64_FEATURE_F16 | AARCH64_FEATURE_RCPC
+                                   | AARCH64_FEATURE_DOTPROD
+                                   | AARCH64_FEATURE_SSBS),
+                                   "Cortex-A65AE"},
   {"ares", AARCH64_FEATURE (AARCH64_ARCH_V8_2,
                                  AARCH64_FEATURE_RCPC | AARCH64_FEATURE_F16
                                  | AARCH64_FEATURE_DOTPROD

diff --git a/gas/doc/c-aarch64.texi b/gas/doc/c-aarch64.texi
index 05e49ad..5c66fa6 100644 (file)
--- a/gas/doc/c-aarch64.texi
+++ b/gas/doc/c-aarch64.texi
@@ -55,14 +55,19 @@ file in ELF32 and ELF64 format respectively.  The default is @code{lp64}.
 This option specifies the target processor.  The assembler will issue an error
 message if an attempt is made to assemble an instruction which will not execute
 on the target processor.  The following processor names are recognized:
+@code{cortex-a34},
 @code{cortex-a35},
 @code{cortex-a53},
 @code{cortex-a55},
 @code{cortex-a57},
+@code{cortex-a65},
+@code{cortex-a65ae},
 @code{cortex-a72},
 @code{cortex-a73},
 @code{cortex-a75},
 @code{cortex-a76},
+@code{cortex-a76ae},
+@code{cortex-a77},
 @code{ares},
 @code{exynos-m1},
 @code{falkor},

diff --git a/gas/testsuite/gas/aarch64/cpu-cortex-a34.d b/gas/testsuite/gas/aarch64/cpu-cortex-a34.d
new file mode 100644 (file)
index 0000000..31285db
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/cpu-cortex-a34.d
@@ -0,0 +1,6 @@
+# name: Assemble and dump for cortex-a34 CPU
+# source: nop-asm.s
+# as: -mcpu=cortex-a34
+# objdump: -d -mcortex-a34
+
+#...

diff --git a/gas/testsuite/gas/aarch64/cpu-cortex-a65.d b/gas/testsuite/gas/aarch64/cpu-cortex-a65.d
new file mode 100644 (file)
index 0000000..24e5942
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/cpu-cortex-a65.d
@@ -0,0 +1,6 @@
+# name: Assemble and dump for cortex-a65 CPU
+# source: nop-asm.s
+# as: -mcpu=cortex-a65
+# objdump: -d -mcortex-a65
+
+#...

diff --git a/gas/testsuite/gas/aarch64/cpu-cortex-a65ae.d b/gas/testsuite/gas/aarch64/cpu-cortex-a65ae.d
new file mode 100644 (file)
index 0000000..cc8e976
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/cpu-cortex-a65ae.d
@@ -0,0 +1,6 @@
+# name: Assemble and dump for cortex-a65ae CPU
+# source: nop-asm.s
+# as: -mcpu=cortex-a65ae
+# objdump: -d -mcortex-a65ae
+
+#...

diff --git a/gas/testsuite/gas/aarch64/cpu-cortex-a76ae.d b/gas/testsuite/gas/aarch64/cpu-cortex-a76ae.d
new file mode 100644 (file)
index 0000000..7f7cf29
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/cpu-cortex-a76ae.d
@@ -0,0 +1,6 @@
+# name: Assemble and dump for cortex-a76ae CPU
+# source: nop-asm.s
+# as: -mcpu=cortex-a76ae
+# objdump: -d -mcortex-a76ae
+
+#...

diff --git a/gas/testsuite/gas/aarch64/cpu-cortex-a77.d b/gas/testsuite/gas/aarch64/cpu-cortex-a77.d
new file mode 100644 (file)
index 0000000..caff73f
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/cpu-cortex-a77.d
@@ -0,0 +1,6 @@
+# name: Assemble and dump for cortex-a77 CPU
+# source: nop-asm.s
+# as: -mcpu=cortex-a77
+# objdump: -d -mcortex-a77
+
+#...

diff --git a/gas/testsuite/gas/aarch64/nop-asm.s b/gas/testsuite/gas/aarch64/nop-asm.s
new file mode 100644 (file)
index 0000000..c27745a
--- /dev/null
+++ b/gas/testsuite/gas/aarch64/nop-asm.s
@@ -0,0 +1 @@
+nop

diff --git a/gas/testsuite/gas/arm/pr24907.d b/gas/testsuite/gas/arm/pr24907.d
new file mode 100644 (file)
index 0000000..8268d4b
--- /dev/null
+++ b/gas/testsuite/gas/arm/pr24907.d
@@ -0,0 +1,19 @@
+# name: Disassembling variable width insns with relocs (PR 24907)
+# as:
+# objdump: -d
+# This test is only valid on ELF based ports.
+#notarget: *-*-pe *-*-wince *-*-vxworks
+
+.*: +file format .*arm.*
+
+Disassembly of section \.text:
+
+0+000 <foo>:
+   0:  46c0            nop                     ; .*
+   2:  f7ff fffe       bl      0 <log_func>
+   6:  e002            b\.n    e <func\+0x2>
+   8:  f7ff fffe       bl      c <func>
+
+0+000c <func>:
+   c:  46c0            nop                     ; .*
+   e:  46c0            nop                     ; .*

diff --git a/gas/testsuite/gas/arm/pr24907.s b/gas/testsuite/gas/arm/pr24907.s
new file mode 100644 (file)
index 0000000..ee8114e
--- /dev/null
+++ b/gas/testsuite/gas/arm/pr24907.s
@@ -0,0 +1,16 @@
+       .syntax unified
+       .text
+       .thumb
+
+.global foo
+foo:
+       nop
+       bl  log_func
+       b.n .L1
+       bl  func
+
+.global func
+func:
+       nop
+.L1:
+       nop