| /* findfre-1.c -- Test for sframe_find_fre in libsframe. |
| |
| Copyright (C) 2023 Free Software Foundation, Inc. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 3 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| |
| #include "config.h" |
| |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/stat.h> |
| |
| #include "sframe-api.h" |
| |
| /* DejaGnu should not use gnulib's vsnprintf replacement here. */ |
| #undef vsnprintf |
| #include <dejagnu.h> |
| |
| static int |
| add_fde1 (sframe_encoder_ctx *encode, int idx) |
| { |
| int i, err; |
| /* A contiguous block containing 4 FREs. */ |
| sframe_frame_row_entry fres[] |
| = { {0x0, {0x1, 0, 0}, 0x3}, |
| {0x1, {0x2, 0xf0, 0}, 0x5}, |
| {0x10, {0x3, 0xf0, 0}, 0x4}, |
| {0x38, {0x8, 0xf0, 0}, 0x5} |
| }; |
| |
| unsigned char finfo = sframe_fde_create_func_info (SFRAME_FRE_TYPE_ADDR1, |
| SFRAME_FDE_TYPE_PCINC); |
| err = sframe_encoder_add_funcdesc (encode, 0xfffff03e, 0x40, finfo, 4); |
| if (err == -1) |
| return err; |
| |
| for (i = 0; i < 4; i++) |
| if (sframe_encoder_add_fre (encode, idx,fres+i) == SFRAME_ERR) |
| return -1; |
| |
| return 0; |
| } |
| |
| static int |
| add_fde2 (sframe_encoder_ctx *encode, int idx) |
| { |
| int i, err; |
| /* A contiguous block containing 4 FREs. */ |
| sframe_frame_row_entry fres[] |
| = { {0x0, {0x10, 0, 0}, 0x3}, |
| {0x10, {0x12, 0xf0, 0}, 0x5}, |
| {0x14, {0x14, 0xf0, 0}, 0x4}, |
| {0x20, {0x15, 0xf0, 0}, 0x5} |
| }; |
| |
| unsigned char finfo = sframe_fde_create_func_info (SFRAME_FRE_TYPE_ADDR1, |
| SFRAME_FDE_TYPE_PCINC); |
| err = sframe_encoder_add_funcdesc (encode, 0xfffff08e, 0x60, finfo, 4); |
| if (err == -1) |
| return err; |
| |
| for (i = 0; i < 4; i++) |
| if (sframe_encoder_add_fre (encode, idx, fres+i) == SFRAME_ERR) |
| return -1; |
| |
| return 0; |
| } |
| |
| int main (void) |
| { |
| sframe_encoder_ctx *encode; |
| sframe_decoder_ctx *dctx; |
| sframe_frame_row_entry frep; |
| char *sframe_buf; |
| size_t sf_size; |
| int err = 0; |
| unsigned int fde_cnt = 0; |
| |
| #define TEST(name, cond) \ |
| do \ |
| { \ |
| if (cond) \ |
| pass (name); \ |
| else \ |
| fail (name); \ |
| } \ |
| while (0) |
| |
| encode = sframe_encode (SFRAME_VERSION, 0, |
| SFRAME_ABI_AMD64_ENDIAN_LITTLE, |
| SFRAME_CFA_FIXED_FP_INVALID, |
| -8, /* Fixed RA offset for AMD64. */ |
| &err); |
| |
| err = add_fde1 (encode, 0); |
| TEST ("findfre-1: Adding FDE1", err == 0); |
| |
| err = add_fde2 (encode, 1); |
| TEST ("findfre-1: Adding FDE2", err == 0); |
| |
| fde_cnt = sframe_encoder_get_num_fidx (encode); |
| TEST ("findfre-1: Test FDE count", fde_cnt == 2); |
| |
| sframe_buf = sframe_encoder_write (encode, &sf_size, &err); |
| TEST ("findfre-1: Encoder write", err == 0); |
| |
| dctx = sframe_decode (sframe_buf, sf_size, &err); |
| TEST("findfre-1: Decoder setup", dctx != NULL); |
| |
| /* Find the third FRE in first FDE. */ |
| err = sframe_find_fre (dctx, (0xfffff03e + 0x15), &frep); |
| TEST("findfre-1: Find third FRE", |
| ((err == 0) && (sframe_fre_get_cfa_offset(dctx, &frep, &err) == 0x3))); |
| |
| /* Find an FRE for PC at the end of range covered by FRE. */ |
| err = sframe_find_fre (dctx, (0xfffff03e + 0x9), &frep); |
| TEST("findfre-1: Find FRE for last PC covered by FRE", |
| ((err == 0) && (sframe_fre_get_cfa_offset(dctx, &frep, &err) == 0x2))); |
| |
| /* Find the last FRE in first FDE. */ |
| err = sframe_find_fre (dctx, (0xfffff03e + 0x39), &frep); |
| TEST("findfre-1: Find last FRE", |
| ((err == 0) && (sframe_fre_get_cfa_offset(dctx, &frep, &err) == 0x8))); |
| |
| /* Find the second FRE in second FDE. */ |
| err = sframe_find_fre (dctx, (0xfffff08e + 0x11), &frep); |
| TEST("findfre-1: Find second FRE", |
| ((err == 0) && (sframe_fre_get_cfa_offset(dctx, &frep, &err) == 0x12))); |
| |
| /* Find the first FRE in second FDE. */ |
| err = sframe_find_fre (dctx, (0xfffff08e + 0x0), &frep); |
| TEST("findfre-1: Find first FRE", |
| ((err == 0) && (sframe_fre_get_cfa_offset(dctx, &frep, &err) == 0x10))); |
| |
| /* Find FRE for PC out of range. Expect error code. */ |
| err = sframe_find_fre (dctx, (0xfffff03e + 0x40), &frep); |
| TEST("findfre-1: Find FRE for out of range PC", |
| (err == SFRAME_ERR)); |
| |
| sframe_encoder_free (&encode); |
| sframe_decoder_free (&dctx); |
| |
| return 0; |
| } |