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authorRichard Henderson <richard.henderson@linaro.org>2022-06-28 16:46:58 +0530
committerPhilippe Mathieu-Daudé <f4bug@amsat.org>2022-07-12 22:32:08 +0200
commit412411b352d4b9226e5a506fdb6cadd17b83ba4a (patch)
treeceae81a82bbbbcfc50c5ffeaa3f74749cf7dec56 /target/mips/tcg
parentea4210600db3c5721f90d46d9ad9ece120010041 (diff)
target/mips: Use error_report for UHI_assert
Always log the assert locally. Do not report_fault, but instead include the fact of the fault in the assertion. Don't bother freeing allocated strings before the abort(). Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Message-Id: <20220628111701.677216-6-richard.henderson@linaro.org> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Diffstat (limited to 'target/mips/tcg')
-rw-r--r--target/mips/tcg/sysemu/mips-semi.c39
1 files changed, 18 insertions, 21 deletions
diff --git a/target/mips/tcg/sysemu/mips-semi.c b/target/mips/tcg/sysemu/mips-semi.c
index ad11a46820..ae4b8849b1 100644
--- a/target/mips/tcg/sysemu/mips-semi.c
+++ b/target/mips/tcg/sysemu/mips-semi.c
@@ -221,18 +221,6 @@ static int copy_argn_to_target(CPUMIPSState *env, int arg_num,
} \
} while (0)
-#define GET_TARGET_STRINGS_2(p, addr, p2, addr2) \
- do { \
- p = lock_user_string(addr); \
- if (!p) { \
- report_fault(env); \
- } \
- p2 = lock_user_string(addr2); \
- if (!p2) { \
- report_fault(env); \
- } \
- } while (0)
-
#define FREE_TARGET_STRING(p, gpr) \
do { \
unlock_user(p, gpr, 0); \
@@ -243,7 +231,7 @@ void mips_semihosting(CPUMIPSState *env)
CPUState *cs = env_cpu(env);
target_ulong *gpr = env->active_tc.gpr;
const UHIOp op = gpr[25];
- char *p, *p2;
+ char *p;
switch (op) {
case UHI_exit:
@@ -355,14 +343,23 @@ void mips_semihosting(CPUMIPSState *env)
break;
case UHI_assert:
- GET_TARGET_STRINGS_2(p, gpr[4], p2, gpr[5]);
- printf("assertion '");
- printf("\"%s\"", p);
- printf("': file \"%s\", line %d\n", p2, (int)gpr[6]);
- FREE_TARGET_STRING(p2, gpr[5]);
- FREE_TARGET_STRING(p, gpr[4]);
- abort();
- break;
+ {
+ const char *msg, *file;
+
+ msg = lock_user_string(gpr[4]);
+ if (!msg) {
+ msg = "<EFAULT>";
+ }
+ file = lock_user_string(gpr[5]);
+ if (!file) {
+ file = "<EFAULT>";
+ }
+
+ error_report("UHI assertion \"%s\": file \"%s\", line %d",
+ msg, file, (int)gpr[6]);
+ abort();
+ }
+
default:
error_report("Unknown UHI operation %d", op);
abort();