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authorPeter Maydell <peter.maydell@linaro.org>2024-03-22 10:59:57 +0000
committerPeter Maydell <peter.maydell@linaro.org>2024-03-22 10:59:57 +0000
commit853546f8128476eefb701d4a55b2781bb3a46faa (patch)
tree779692af1df08c8a18cdfebf4fc59b58186bd1b6
parent2c43af0a21b09b5a7d031606df0b169dcffe7082 (diff)
parent1590154ee4376819a8c6ee61e849ebf4a4e7cd02 (diff)
Merge tag 'pull-loongarch-20240322' of https://gitlab.com/gaosong/qemu into stagingHEADmaster
pull-loongarch-20240322 # -----BEGIN PGP SIGNATURE----- # # iLMEAAEKAB0WIQS4/x2g0v3LLaCcbCxAov/yOSY+3wUCZf1WZgAKCRBAov/yOSY+ # 35zZBADDPLM3130Q/2zsGhol1C538i4+hYRbrX+OsLnlaldyE3NqCPcgaKwVE3xS # T9aOln91rDyQedz4DVYYSx+Oa1JpRjGko957REmopL50SJOYi6n7YhHJksaUirjJ # tMDZdPClOegieOpCu8LgJAVhaxTpZvfLedJVPt7O6Fl/uP3pLg== # =XLqh # -----END PGP SIGNATURE----- # gpg: Signature made Fri 22 Mar 2024 09:59:02 GMT # gpg: using RSA key B8FF1DA0D2FDCB2DA09C6C2C40A2FFF239263EDF # gpg: Good signature from "Song Gao <m17746591750@163.com>" [unknown] # gpg: WARNING: This key is not certified with a trusted signature! # gpg: There is no indication that the signature belongs to the owner. # Primary key fingerprint: B8FF 1DA0 D2FD CB2D A09C 6C2C 40A2 FFF2 3926 3EDF * tag 'pull-loongarch-20240322' of https://gitlab.com/gaosong/qemu: target/loongarch: Fix qemu-system-loongarch64 assert failed with the option '-d int' Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--target/loongarch/cpu.c74
1 files changed, 40 insertions, 34 deletions
diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c
index f6ffb3aadb..203a349055 100644
--- a/target/loongarch/cpu.c
+++ b/target/loongarch/cpu.c
@@ -45,33 +45,45 @@ const char * const fregnames[32] = {
"f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
};
-static const char * const excp_names[] = {
- [EXCCODE_INT] = "Interrupt",
- [EXCCODE_PIL] = "Page invalid exception for load",
- [EXCCODE_PIS] = "Page invalid exception for store",
- [EXCCODE_PIF] = "Page invalid exception for fetch",
- [EXCCODE_PME] = "Page modified exception",
- [EXCCODE_PNR] = "Page Not Readable exception",
- [EXCCODE_PNX] = "Page Not Executable exception",
- [EXCCODE_PPI] = "Page Privilege error",
- [EXCCODE_ADEF] = "Address error for instruction fetch",
- [EXCCODE_ADEM] = "Address error for Memory access",
- [EXCCODE_SYS] = "Syscall",
- [EXCCODE_BRK] = "Break",
- [EXCCODE_INE] = "Instruction Non-Existent",
- [EXCCODE_IPE] = "Instruction privilege error",
- [EXCCODE_FPD] = "Floating Point Disabled",
- [EXCCODE_FPE] = "Floating Point Exception",
- [EXCCODE_DBP] = "Debug breakpoint",
- [EXCCODE_BCE] = "Bound Check Exception",
- [EXCCODE_SXD] = "128 bit vector instructions Disable exception",
- [EXCCODE_ASXD] = "256 bit vector instructions Disable exception",
+struct TypeExcp {
+ int32_t exccode;
+ const char * const name;
+};
+
+static const struct TypeExcp excp_names[] = {
+ {EXCCODE_INT, "Interrupt"},
+ {EXCCODE_PIL, "Page invalid exception for load"},
+ {EXCCODE_PIS, "Page invalid exception for store"},
+ {EXCCODE_PIF, "Page invalid exception for fetch"},
+ {EXCCODE_PME, "Page modified exception"},
+ {EXCCODE_PNR, "Page Not Readable exception"},
+ {EXCCODE_PNX, "Page Not Executable exception"},
+ {EXCCODE_PPI, "Page Privilege error"},
+ {EXCCODE_ADEF, "Address error for instruction fetch"},
+ {EXCCODE_ADEM, "Address error for Memory access"},
+ {EXCCODE_SYS, "Syscall"},
+ {EXCCODE_BRK, "Break"},
+ {EXCCODE_INE, "Instruction Non-Existent"},
+ {EXCCODE_IPE, "Instruction privilege error"},
+ {EXCCODE_FPD, "Floating Point Disabled"},
+ {EXCCODE_FPE, "Floating Point Exception"},
+ {EXCCODE_DBP, "Debug breakpoint"},
+ {EXCCODE_BCE, "Bound Check Exception"},
+ {EXCCODE_SXD, "128 bit vector instructions Disable exception"},
+ {EXCCODE_ASXD, "256 bit vector instructions Disable exception"},
+ {EXCP_HLT, "EXCP_HLT"},
};
const char *loongarch_exception_name(int32_t exception)
{
- assert(excp_names[exception]);
- return excp_names[exception];
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(excp_names); i++) {
+ if (excp_names[i].exccode == exception) {
+ return excp_names[i].name;
+ }
+ }
+ return "Unknown";
}
void G_NORETURN do_raise_exception(CPULoongArchState *env,
@@ -80,7 +92,7 @@ void G_NORETURN do_raise_exception(CPULoongArchState *env,
{
CPUState *cs = env_cpu(env);
- qemu_log_mask(CPU_LOG_INT, "%s: %d (%s)\n",
+ qemu_log_mask(CPU_LOG_INT, "%s: expection: %d (%s)\n",
__func__,
exception,
loongarch_exception_name(exception));
@@ -154,22 +166,16 @@ static void loongarch_cpu_do_interrupt(CPUState *cs)
CPULoongArchState *env = cpu_env(cs);
bool update_badinstr = 1;
int cause = -1;
- const char *name;
bool tlbfill = FIELD_EX64(env->CSR_TLBRERA, CSR_TLBRERA, ISTLBR);
uint32_t vec_size = FIELD_EX64(env->CSR_ECFG, CSR_ECFG, VS);
if (cs->exception_index != EXCCODE_INT) {
- if (cs->exception_index < 0 ||
- cs->exception_index >= ARRAY_SIZE(excp_names)) {
- name = "unknown";
- } else {
- name = excp_names[cs->exception_index];
- }
-
qemu_log_mask(CPU_LOG_INT,
"%s enter: pc " TARGET_FMT_lx " ERA " TARGET_FMT_lx
- " TLBRERA " TARGET_FMT_lx " %s exception\n", __func__,
- env->pc, env->CSR_ERA, env->CSR_TLBRERA, name);
+ " TLBRERA " TARGET_FMT_lx " exception: %d (%s)\n",
+ __func__, env->pc, env->CSR_ERA, env->CSR_TLBRERA,
+ cs->exception_index,
+ loongarch_exception_name(cs->exception_index));
}
switch (cs->exception_index) {