scripts: Change lm32 scripts to use binutils simulator for testing

Signed-off-by: Keith Packard <[email protected]>

Author: keith-packard

scripts/cross-lm32-unknown-elf.txt

@@ -9,16 +9,19 @@ ar = 'lm32-unknown-elf-ar'
 as = 'lm32-unknown-elf-as'
 nm = 'lm32-unknown-elf-nm'
 strip = 'lm32-unknown-elf-strip'
+# only needed to run tests
+exe_wrapper = ['sh', '-c', 'test -z "$PICOLIBC_TEST" || run-lm32 "$@"', 'run-lm32']
 
 [host_machine]
-system = 'none'
+system = 'unknown'
 cpu_family = 'lm32'
 cpu = 'lm32'
 endian = 'little'
 
 [properties]
 skip_sanity_check = true
-default_flash_addr = '0x00460000'
-default_flash_size = '0x00450000'
-default_ram_addr   = '0x40000000'
+default_flash_addr = '0x00000000'
+default_flash_size = '0x00400000'
+default_ram_addr   = '0x00400000'
 default_ram_size   = '0x00400000'
+stack_symbol = '_fstack'

scripts/do-lm32-unknown-elf-configure

@@ -35,6 +35,7 @@
 #
 exec "$(dirname "$0")"/do-configure lm32-unknown-elf \
   -Dtests-enable-stack-protector=false \
-  -Dfake-semihost=true \
+  -Dfortify-source=none \
+  -Dposix-console=true \
   -Dtests=true \
   "$@"

scripts/run-lm32

@@ -0,0 +1,13 @@
+#!/bin/sh
+lm32-unknown-elf-run "$@"
+ret=$?
+case "$1" in
+    *printf*-tests*)
+        case $ret in
+            2)
+                echo 'printf-tests failed in the usual way, skipping'
+                ret=77
+                ;;
+        esac
+esac
+exit $ret