| # XFAIL: system-windows |
| # Darwin uses the legacy behavior of reporting abridged ftag value, |
| # it is covered by TestRegisters.py::fp_special_purpose_register_read. |
| # XFAIL: system-darwin |
| # REQUIRES: native && target-x86_64 |
| # RUN: %clangxx_host -g %p/Inputs/x86-fp-read.cpp -o %t |
| # RUN: %lldb -b -s %s %t | FileCheck %s |
| process launch |
| # CHECK: Process {{.*}} stopped |
| |
| # fdiv (%rbx) gets encoded into 2 bytes, int3 into 1 byte |
| print (void*)($pc-3) |
| # CHECK: (void *) $0 = [[FDIV:0x[0-9a-f]*]] |
| print &zero |
| # CHECK: (uint32_t *) $1 = [[ZERO:0x[0-9a-f]*]] |
| |
| register read --all |
| # CHECK-DAG: fctrl = 0x037b |
| # CHECK-DAG: fstat = 0x8084 |
| # CHECK-DAG: ftag = 0xea58 |
| # CHECK-DAG: fop = 0x0033 |
| # CHECK-DAG: fip = [[FDIV]] |
| # CHECK-DAG: fdp = [[ZERO]] |
| |
| # CHECK-DAG: st{{(mm)?}}0 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x80 0x00 0x40} |
| # CHECK-DAG: st{{(mm)?}}1 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x3f 0x00 0x00} |
| # CHECK-DAG: st{{(mm)?}}2 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00} |
| # CHECK-DAG: st{{(mm)?}}3 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x80} |
| # CHECK-DAG: st{{(mm)?}}4 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x80 0xff 0x7f} |
| # CHECK-DAG: st{{(mm)?}}5 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x80 0xff 0xff} |
| # CHECK-DAG: st{{(mm)?}}6 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xc0 0xff 0xff} |
| # CHECK-DAG: st{{(mm)?}}7 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00} |
| |
| # legacy approach, superseded by fip/fdp registers |
| print (void*)($fiseg*0x100000000 + $fioff) |
| # CHECK: (void *) $2 = [[FDIV]] |
| print (uint32_t*)($foseg * 0x100000000 + $fooff) |
| # CHECK: (uint32_t *) $3 = [[ZERO]] |
| |
| process continue |
| # CHECK: Process {{[0-9]+}} exited with status = 0 |
