diff options
Diffstat (limited to 'src/client/linux/dump_writer_common/thread_info.cc')
| -rw-r--r-- | src/client/linux/dump_writer_common/thread_info.cc | 98 |
1 files changed, 94 insertions, 4 deletions
diff --git a/src/client/linux/dump_writer_common/thread_info.cc b/src/client/linux/dump_writer_common/thread_info.cc index aae1dc13..d8bf80b0 100644 --- a/src/client/linux/dump_writer_common/thread_info.cc +++ b/src/client/linux/dump_writer_common/thread_info.cc @@ -1,5 +1,4 @@ -// Copyright (c) 2014, Google Inc. -// All rights reserved. +// Copyright 2014 Google LLC // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are @@ -11,7 +10,7 @@ // copyright notice, this list of conditions and the following disclaimer // in the documentation and/or other materials provided with the // distribution. -// * Neither the name of Google Inc. nor the names of its +// * Neither the name of Google LLC nor the names of its // contributors may be used to endorse or promote products derived from // this software without specific prior written permission. // @@ -270,7 +269,74 @@ void ThreadInfo::FillCPUContext(RawContextCPU* out) const { out->float_save.fir = mcontext.fpc_eir; #endif } -#endif // __mips__ + +#elif defined(__riscv) + +uintptr_t ThreadInfo::GetInstructionPointer() const { + return mcontext.__gregs[0]; +} + +void ThreadInfo::FillCPUContext(RawContextCPU* out) const { +# if __riscv__xlen == 32 + out->context_flags = MD_CONTEXT_RISCV_FULL; +# elif __riscv_xlen == 64 + out->context_flags = MD_CONTEXT_RISCV64_FULL; +# else +# error "Unexpected __riscv_xlen" +# endif + + out->pc = mcontext.__gregs[0]; + out->ra = mcontext.__gregs[1]; + out->sp = mcontext.__gregs[2]; + out->gp = mcontext.__gregs[3]; + out->tp = mcontext.__gregs[4]; + out->t0 = mcontext.__gregs[5]; + out->t1 = mcontext.__gregs[6]; + out->t2 = mcontext.__gregs[7]; + out->s0 = mcontext.__gregs[8]; + out->s1 = mcontext.__gregs[9]; + out->a0 = mcontext.__gregs[10]; + out->a1 = mcontext.__gregs[11]; + out->a2 = mcontext.__gregs[12]; + out->a3 = mcontext.__gregs[13]; + out->a4 = mcontext.__gregs[14]; + out->a5 = mcontext.__gregs[15]; + out->a6 = mcontext.__gregs[16]; + out->a7 = mcontext.__gregs[17]; + out->s2 = mcontext.__gregs[18]; + out->s3 = mcontext.__gregs[19]; + out->s4 = mcontext.__gregs[20]; + out->s5 = mcontext.__gregs[21]; + out->s6 = mcontext.__gregs[22]; + out->s7 = mcontext.__gregs[23]; + out->s8 = mcontext.__gregs[24]; + out->s9 = mcontext.__gregs[25]; + out->s10 = mcontext.__gregs[26]; + out->s11 = mcontext.__gregs[27]; + out->t3 = mcontext.__gregs[28]; + out->t4 = mcontext.__gregs[29]; + out->t5 = mcontext.__gregs[30]; + out->t6 = mcontext.__gregs[31]; + +# if __riscv_flen == 32 + for(int i = 0; i < MD_FLOATINGSAVEAREA_RISCV_FPR_COUNT; i++) + out->float_save.regs[i] = mcontext.__fpregs.__f.__f[i]; + out->float_save.fpcsr = mcontext.__fpregs.__f.__fcsr; +# elif __riscv_flen == 64 + for(int i = 0; i < MD_FLOATINGSAVEAREA_RISCV_FPR_COUNT; i++) + out->float_save.regs[i] = mcontext.__fpregs.__d.__f[i]; + out->float_save.fpcsr = mcontext.__fpregs.__d.__fcsr; +# elif __riscv_flen == 128 + for(int i = 0; i < MD_FLOATINGSAVEAREA_RISCV_FPR_COUNT; i++) { + out->float_save.regs[i].high = mcontext.__fpregs.__q.__f[2*i]; + out->float_save.regs[i].low = mcontext.__fpregs.__q.__f[2*i+1]; + } + out->float_save.fpcsr = mcontext.__fpregs.__q.__fcsr; +# else +# error "Unexpected __riscv_flen" +# endif +} +#endif // __riscv void ThreadInfo::GetGeneralPurposeRegisters(void** gp_regs, size_t* size) { assert(gp_regs || size); @@ -279,6 +345,11 @@ void ThreadInfo::GetGeneralPurposeRegisters(void** gp_regs, size_t* size) { *gp_regs = mcontext.gregs; if (size) *size = sizeof(mcontext.gregs); +#elif defined(__riscv) + if (gp_regs) + *gp_regs = mcontext.__gregs; + if (size) + *size = sizeof(mcontext.__gregs); #else if (gp_regs) *gp_regs = ®s; @@ -294,6 +365,25 @@ void ThreadInfo::GetFloatingPointRegisters(void** fp_regs, size_t* size) { *fp_regs = &mcontext.fpregs; if (size) *size = sizeof(mcontext.fpregs); +#elif defined(__riscv) +# if __riscv_flen == 32 + if (fp_regs) + *fp_regs = &mcontext.__fpregs.__f.__f; + if (size) + *size = sizeof(mcontext.__fpregs.__f.__f); +# elif __riscv_flen == 64 + if (fp_regs) + *fp_regs = &mcontext.__fpregs.__d.__f; + if (size) + *size = sizeof(mcontext.__fpregs.__d.__f); +# elif __riscv_flen == 128 + if (fp_regs) + *fp_regs = &mcontext.__fpregs.__q.__f; + if (size) + *size = sizeof(mcontext.__fpregs.__q.__f); +# else +# error "Unexpected __riscv_flen" +# endif #else if (fp_regs) *fp_regs = &fpregs; |