| OLD | NEW |
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| 1 /* | 1 /* |
| 2 * Copyright (c) 2012 The Native Client Authors. All rights reserved. | 2 * Copyright (c) 2012 The Native Client Authors. All rights reserved. |
| 3 * Use of this source code is governed by a BSD-style license that can be | 3 * Use of this source code is governed by a BSD-style license that can be |
| 4 * found in the LICENSE file. | 4 * found in the LICENSE file. |
| 5 */ | 5 */ |
| 6 | 6 |
| 7 #include "native_client/src/trusted/service_runtime/arch/mips/sel_rt.h" | 7 #include "native_client/src/trusted/service_runtime/arch/mips/sel_rt.h" |
| 8 #include "native_client/src/trusted/service_runtime/nacl_config.h" | 8 #include "native_client/src/trusted/service_runtime/nacl_config.h" |
| 9 | 9 |
| 10 .text | 10 .text |
| (...skipping 11 matching lines...) Expand all Loading... |
| 22 | 22 |
| 23 DEFINE_GLOBAL_HIDDEN_IDENTIFIER(NaClSwitch): | 23 DEFINE_GLOBAL_HIDDEN_IDENTIFIER(NaClSwitch): |
| 24 | 24 |
| 25 .set noreorder | 25 .set noreorder |
| 26 | 26 |
| 27 /* | 27 /* |
| 28 * We clear the following registers to avoid information leaks. The | 28 * We clear the following registers to avoid information leaks. The |
| 29 * remaining registers are overwritten by the code that follows | 29 * remaining registers are overwritten by the code that follows |
| 30 * after. | 30 * after. |
| 31 */ | 31 */ |
| 32 addu $at, $zero, $zero |
| 32 addu $v1, $zero, $zero | 33 addu $v1, $zero, $zero |
| 33 addu $a1, $zero, $zero | 34 addu $a1, $zero, $zero |
| 34 addu $a2, $zero, $zero | 35 addu $a2, $zero, $zero |
| 35 addu $a3, $zero, $zero | 36 addu $a3, $zero, $zero |
| 36 addu $t0, $zero, $zero | 37 addu $t0, $zero, $zero |
| 37 addu $t1, $zero, $zero | 38 addu $t1, $zero, $zero |
| 38 addu $t2, $zero, $zero | 39 addu $t2, $zero, $zero |
| 39 addu $t3, $zero, $zero | 40 addu $t3, $zero, $zero |
| 40 addu $t4, $zero, $zero | 41 addu $t4, $zero, $zero |
| 41 addu $t5, $zero, $zero | 42 addu $t5, $zero, $zero |
| 43 addu $gp, $zero, $zero |
| 42 addu $ra, $zero, $zero | 44 addu $ra, $zero, $zero |
| 43 | 45 |
| 44 /* NACL_CALLEE_SAVE_LIST BEGIN */ | 46 /* NACL_CALLEE_SAVE_LIST BEGIN */ |
| 45 | 47 |
| 46 lui $t6, %hi(NACL_CONTROL_FLOW_MASK) | 48 lui $t6, %hi(NACL_CONTROL_FLOW_MASK) |
| 47 addiu $t6, $t6, %lo(NACL_CONTROL_FLOW_MASK) | 49 addiu $t6, $t6, %lo(NACL_CONTROL_FLOW_MASK) |
| 48 lui $t7, %hi(NACL_DATA_FLOW_MASK) | 50 lui $t7, %hi(NACL_DATA_FLOW_MASK) |
| 49 addiu $t7, $t7, %lo(NACL_DATA_FLOW_MASK) | 51 addiu $t7, $t7, %lo(NACL_DATA_FLOW_MASK) |
| 50 lw $s0, NACL_THREAD_CONTEXT_OFFSET_S0($a0) | 52 lw $s0, NACL_THREAD_CONTEXT_OFFSET_S0($a0) |
| 51 lw $s1, NACL_THREAD_CONTEXT_OFFSET_S1($a0) | 53 lw $s1, NACL_THREAD_CONTEXT_OFFSET_S1($a0) |
| (...skipping 20 matching lines...) Expand all Loading... |
| 72 * Transfer control to untrusted code. | 74 * Transfer control to untrusted code. |
| 73 * | 75 * |
| 74 * We leave $t9 containing the address of the function being called, | 76 * We leave $t9 containing the address of the function being called, |
| 75 * as required by the MIPS ABI. | 77 * as required by the MIPS ABI. |
| 76 */ | 78 */ |
| 77 jr $t9 | 79 jr $t9 |
| 78 nop | 80 nop |
| 79 | 81 |
| 80 .set reorder | 82 .set reorder |
| 81 | 83 |
| OLD | NEW |
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Chromium Code Reviews
Issue 13454020:
[MIPS] Small updates after LLVM merge (Closed)
Base URL: http://git.chromium.org/native_client/src/native_client.git@master