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author | davidcunado-arm <david.cunado@arm.com> | 2017-09-07 00:40:59 +0100 |
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committer | GitHub <noreply@github.com> | 2017-09-07 00:40:59 +0100 |
commit | 413115e1529a2c2211bac5d3cd1249070e0a8a88 (patch) | |
tree | 552cd80dbdf682f4b17af3c1703db733a48480fb /include/common/aarch32 | |
parent | e524d78f9fc904b0e831855145320384e9656a46 (diff) | |
parent | 86606eb51e81b4189579e2b429f1c8f26f5c804c (diff) |
Merge pull request #1019 from etienne-lms/log-size
CPU_DATA_LOG2SIZE depends on cache line size
Diffstat (limited to 'include/common/aarch32')
-rw-r--r-- | include/common/aarch32/asm_macros.S | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/common/aarch32/asm_macros.S b/include/common/aarch32/asm_macros.S index 3adcbf51..f5737449 100644 --- a/include/common/aarch32/asm_macros.S +++ b/include/common/aarch32/asm_macros.S @@ -80,6 +80,19 @@ .endm /* + * Helper macro to generate the best mov/movw/movt combinations + * according to the value to be moved. + */ + .macro mov_imm _reg, _val + .if ((\_val) & 0xffff0000) == 0 + mov \_reg, #(\_val) + .else + movw \_reg, #((\_val) & 0xffff) + movt \_reg, #((\_val) >> 16) + .endif + .endm + + /* * Macro to mark instances where we're jumping to a function and don't * expect a return. To provide the function being jumped to with * additional information, we use 'bl' instruction to jump rather than |