| From f26a978c638bcbc621669dce0ab89e43af42af98 Mon Sep 17 00:00:00 2001 |
| From: Khem Raj <raj.khem@gmail.com> |
| Date: Mon, 26 Oct 2020 21:32:22 -0700 |
| Subject: [PATCH] Define correct gregs for RISCV32 |
| |
| Upstream-Status: Pending |
| Signed-off-by: Khem Raj <raj.khem@gmail.com> |
| |
| Updated patch for 6.2.1 |
| Signed-off-by: Yi Fan Yu <yifan.yu@windriver.com> |
| |
| --- |
| src/debug.c | 26 ++++++++++++++++++++++++-- |
| 1 file changed, 24 insertions(+), 2 deletions(-) |
| |
| diff --git a/src/debug.c b/src/debug.c |
| index 2da2c5d..1d778fa 100644 |
| --- a/src/debug.c |
| +++ b/src/debug.c |
| @@ -1116,7 +1116,9 @@ static void *getMcontextEip(ucontext_t *uc) { |
| #endif |
| #elif defined(__linux__) |
| /* Linux */ |
| - #if defined(__i386__) || ((defined(__X86_64__) || defined(__x86_64__)) && defined(__ILP32__)) |
| + #if defined(__riscv) && __riscv_xlen == 32 |
| + return (void*) uc->uc_mcontext.__gregs[REG_PC]; |
| + #elif defined(__i386__) || ((defined(__X86_64__) || defined(__x86_64__)) && defined(__ILP32__)) |
| return (void*) uc->uc_mcontext.gregs[14]; /* Linux 32 */ |
| #elif defined(__X86_64__) || defined(__x86_64__) |
| return (void*) uc->uc_mcontext.gregs[16]; /* Linux 64 */ |
| @@ -1298,8 +1300,28 @@ void logRegisters(ucontext_t *uc) { |
| #endif |
| /* Linux */ |
| #elif defined(__linux__) |
| + /* Linux RISCV32 */ |
| + #if defined(__riscv) && __riscv_xlen == 32 |
| + serverLog(LL_WARNING, |
| + "\n" |
| + "RA:%08lx S0:%08lx S1:%08lx S2:%08lx\n" |
| + "SP:%08lx PC:%08lx A0:%08lx A1:%08lx\n" |
| + "A2 :%08lx A3:%08lx A4:%08lx", |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_RA], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_S0], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_S1], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_S2], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_SP], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_PC], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_A0 + 0], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_A0 + 1], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_A0 + 2], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_A0 + 3], |
| + (unsigned long) uc->uc_mcontext.__gregs[REG_A0 + 4] |
| + ); |
| + logStackContent((void**)uc->uc_mcontext.__gregs[REG_SP]); |
| /* Linux x86 */ |
| - #if defined(__i386__) || ((defined(__X86_64__) || defined(__x86_64__)) && defined(__ILP32__)) |
| + #elif defined(__i386__) || ((defined(__X86_64__) || defined(__x86_64__)) && defined(__ILP32__)) |
| serverLog(LL_WARNING, |
| "\n" |
| "EAX:%08lx EBX:%08lx ECX:%08lx EDX:%08lx\n" |