diff options
author | danh-arm <dan.handley@arm.com> | 2014-07-28 14:28:40 +0100 |
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committer | danh-arm <dan.handley@arm.com> | 2014-07-28 14:28:40 +0100 |
commit | 6397bf6a99d785caa9b50016cd6c8eb76083c117 (patch) | |
tree | 5e9ffd003cb8046b7eba285907bdedf4bd8c20ba /lib/aarch64 | |
parent | 9fd412770f1a7d9c68731a21f157a326db3c5725 (diff) | |
parent | 8c106902368c40e14c558a0ab91cc57defdc7e81 (diff) |
Merge pull request #172 from soby-mathew/sm/asm_assert
Introduce asm assert and optimize crash reporting
Diffstat (limited to 'lib/aarch64')
-rw-r--r-- | lib/aarch64/misc_helpers.S | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/aarch64/misc_helpers.S b/lib/aarch64/misc_helpers.S index 439ca285..f605bf40 100644 --- a/lib/aarch64/misc_helpers.S +++ b/lib/aarch64/misc_helpers.S @@ -30,6 +30,7 @@ #include <arch.h> #include <asm_macros.S> +#include <assert_macros.S> .globl get_afflvl_shift .globl mpidr_mask_lower_afflvls @@ -46,7 +47,6 @@ .globl enable_vfp #endif - func get_afflvl_shift cmp x0, #3 cinc x0, x0, eq @@ -79,6 +79,10 @@ func smc * ----------------------------------------------------------------------- */ func zeromem16 +#if ASM_ASSERTION + tst x0, #0xf + ASM_ASSERT(eq) +#endif add x2, x0, x1 /* zero 16 bytes at a time */ z_loop16: @@ -105,6 +109,11 @@ z_end: ret * -------------------------------------------------------------------------- */ func memcpy16 +#if ASM_ASSERTION + orr x3, x0, x1 + tst x3, #0xf + ASM_ASSERT(eq) +#endif /* copy 16 bytes at a time */ m_loop16: cmp x2, #16 @@ -145,7 +154,6 @@ func disable_mmu_icache_el3 mov x1, #(SCTLR_M_BIT | SCTLR_C_BIT | SCTLR_I_BIT) b do_disable_mmu - /* --------------------------------------------------------------------------- * Enable the use of VFP at EL3 * --------------------------------------------------------------------------- |