Merge remote-tracking branch 'remotes/stsquad/tags/pull-testing-and-misc-180121-2' into staging

Testing, gdbstub and semihosting patches:

  - clean-ups to docker images
  - drop duplicate jobs from shippable
  - prettier tag generation (+gtags)
  - generate browsable source tree
  - more Travis->GitLab migrations
  - fix checkpatch to deal with commits
  - gate gdbstub tests on 8.3.1, expand tests
  - support Xfer:auxv:read gdb packet
  - better gdbstub cleanup
  - use GDB's SVE register layout
  - make arm-compat-semihosting common
  - add riscv semihosting support
  - add HEAPINFO, ELAPSED, TICKFREQ, TMPNAM and ISERROR to semihosting

# gpg: Signature made Mon 18 Jan 2021 10:09:11 GMT
# gpg:                using RSA key 6685AE99E75167BCAFC8DF35FBD0DB095A9E2A44
# gpg: Good signature from "Alex Bennée (Master Work Key) <alex.bennee@linaro.org>" [full]
# Primary key fingerprint: 6685 AE99 E751 67BC AFC8  DF35 FBD0 DB09 5A9E 2A44

* remotes/stsquad/tags/pull-testing-and-misc-180121-2: (30 commits)
  semihosting: Implement SYS_ISERROR
  semihosting: Implement SYS_TMPNAM
  semihosting: Implement SYS_ELAPSED and SYS_TICKFREQ
  riscv: Add semihosting support for user mode
  riscv: Add semihosting support
  semihosting: Support SYS_HEAPINFO when env->boot_info is not set
  semihosting: Change internal common-semi interfaces to use CPUState *
  semihosting: Change common-semi API to be architecture-independent
  semihosting: Move ARM semihosting code to shared directories
  target/arm: use official org.gnu.gdb.aarch64.sve layout for registers
  gdbstub: ensure we clean-up when terminated
  gdbstub: drop gdbserver_cleanup in favour of gdb_exit
  gdbstub: drop CPUEnv from gdb_exit()
  gdbstub: add support to Xfer:auxv:read: packet
  gdbstub: implement a softmmu based test
  Revert "tests/tcg/multiarch/Makefile.target: Disable run-gdbstub-sha1 test"
  configure: gate our use of GDB to 8.3.1 or above
  test/guest-debug: echo QEMU command as well
  scripts/checkpatch.pl: fix git-show invocation to include diffstat
  gitlab: migrate the minimal tools and unit tests from Travis
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

# Conflicts:
#	default-configs/targets/riscv32-linux-user.mak
#	default-configs/targets/riscv64-linux-user.mak

9 files changed, 11 insertions, 0 deletions

diff --git a/default-configs/devices/arm-softmmu.mak b/default-configs/devices/arm-softmmu.mak
index 08a32123b4..0500156a0c 100644
--- a/default-configs/devices/arm-softmmu.mak
+++ b/default-configs/devices/arm-softmmu.mak
@@ -42,4 +42,5 @@ CONFIG_FSL_IMX25=y
 CONFIG_FSL_IMX7=y
 CONFIG_FSL_IMX6UL=y
 CONFIG_SEMIHOSTING=y
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
 CONFIG_ALLWINNER_H3=y
diff --git a/default-configs/devices/riscv32-softmmu.mak b/default-configs/devices/riscv32-softmmu.mak
index 94a236c9c2..d847bd5692 100644
--- a/default-configs/devices/riscv32-softmmu.mak
+++ b/default-configs/devices/riscv32-softmmu.mak
@@ -3,6 +3,8 @@
 # Uncomment the following lines to disable these optional devices:
 #
 #CONFIG_PCI_DEVICES=n
+CONFIG_SEMIHOSTING=y
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
 
 # Boards:
 #
diff --git a/default-configs/devices/riscv64-softmmu.mak b/default-configs/devices/riscv64-softmmu.mak
index 76b6195648..d5eec75f05 100644
--- a/default-configs/devices/riscv64-softmmu.mak
+++ b/default-configs/devices/riscv64-softmmu.mak
@@ -3,6 +3,8 @@
 # Uncomment the following lines to disable these optional devices:
 #
 #CONFIG_PCI_DEVICES=n
+CONFIG_SEMIHOSTING=y
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
 
 # Boards:
 #
diff --git a/default-configs/targets/aarch64-linux-user.mak b/default-configs/targets/aarch64-linux-user.mak
index 163c9209f4..4713253709 100644
--- a/default-configs/targets/aarch64-linux-user.mak
+++ b/default-configs/targets/aarch64-linux-user.mak
@@ -2,3 +2,4 @@ TARGET_ARCH=aarch64
 TARGET_BASE_ARCH=arm
 TARGET_XML_FILES= gdb-xml/aarch64-core.xml gdb-xml/aarch64-fpu.xml gdb-xml/arm-core.xml gdb-xml/arm-vfp.xml gdb-xml/arm-vfp3.xml gdb-xml/arm-neon.xml gdb-xml/arm-m-profile.xml
 TARGET_HAS_BFLT=y
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
diff --git a/default-configs/targets/aarch64_be-linux-user.mak b/default-configs/targets/aarch64_be-linux-user.mak
index 4c953cf8c5..fae831558d 100644
--- a/default-configs/targets/aarch64_be-linux-user.mak
+++ b/default-configs/targets/aarch64_be-linux-user.mak
@@ -3,3 +3,4 @@ TARGET_BASE_ARCH=arm
 TARGET_WORDS_BIGENDIAN=y
 TARGET_XML_FILES= gdb-xml/aarch64-core.xml gdb-xml/aarch64-fpu.xml gdb-xml/arm-core.xml gdb-xml/arm-vfp.xml gdb-xml/arm-vfp3.xml gdb-xml/arm-neon.xml gdb-xml/arm-m-profile.xml
 TARGET_HAS_BFLT=y
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
diff --git a/default-configs/targets/arm-linux-user.mak b/default-configs/targets/arm-linux-user.mak
index c7cd872e86..e741ffd4d3 100644
--- a/default-configs/targets/arm-linux-user.mak
+++ b/default-configs/targets/arm-linux-user.mak
@@ -3,3 +3,4 @@ TARGET_SYSTBL_ABI=common,oabi
 TARGET_SYSTBL=syscall.tbl
 TARGET_XML_FILES= gdb-xml/arm-core.xml gdb-xml/arm-vfp.xml gdb-xml/arm-vfp3.xml gdb-xml/arm-neon.xml gdb-xml/arm-m-profile.xml
 TARGET_HAS_BFLT=y
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
diff --git a/default-configs/targets/armeb-linux-user.mak b/default-configs/targets/armeb-linux-user.mak
index 79bf10e99b..255e44e8b0 100644
--- a/default-configs/targets/armeb-linux-user.mak
+++ b/default-configs/targets/armeb-linux-user.mak
@@ -4,3 +4,4 @@ TARGET_SYSTBL=syscall.tbl
 TARGET_WORDS_BIGENDIAN=y
 TARGET_XML_FILES= gdb-xml/arm-core.xml gdb-xml/arm-vfp.xml gdb-xml/arm-vfp3.xml gdb-xml/arm-neon.xml gdb-xml/arm-m-profile.xml
 TARGET_HAS_BFLT=y
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
diff --git a/default-configs/targets/riscv32-linux-user.mak b/default-configs/targets/riscv32-linux-user.mak
index 07e6ca13f3..bd2f1fd497 100644
--- a/default-configs/targets/riscv32-linux-user.mak
+++ b/default-configs/targets/riscv32-linux-user.mak
@@ -2,3 +2,4 @@ TARGET_ARCH=riscv32
 TARGET_BASE_ARCH=riscv
 TARGET_ABI_DIR=riscv
 TARGET_XML_FILES= gdb-xml/riscv-32bit-cpu.xml gdb-xml/riscv-32bit-fpu.xml gdb-xml/riscv-64bit-fpu.xml gdb-xml/riscv-32bit-virtual.xml
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y
diff --git a/default-configs/targets/riscv64-linux-user.mak b/default-configs/targets/riscv64-linux-user.mak
index 191c2c483f..4aca7662ce 100644
--- a/default-configs/targets/riscv64-linux-user.mak
+++ b/default-configs/targets/riscv64-linux-user.mak
@@ -2,3 +2,4 @@ TARGET_ARCH=riscv64
 TARGET_BASE_ARCH=riscv
 TARGET_ABI_DIR=riscv
 TARGET_XML_FILES= gdb-xml/riscv-64bit-cpu.xml gdb-xml/riscv-32bit-fpu.xml gdb-xml/riscv-64bit-fpu.xml gdb-xml/riscv-64bit-virtual.xml
+CONFIG_ARM_COMPATIBLE_SEMIHOSTING=y