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| author | Ben Cheng <bccheng@google.com> | 2012-01-25 13:42:42 -0800 |
|---|---|---|
| committer | Ben Cheng <bccheng@google.com> | 2012-01-26 10:34:52 -0800 |
| commit | 2857b47a2731579772c76d46285660972c0ba23d (patch) | |
| tree | ae1d5eced0947671a1ce2d0e55c70f225a10ec0b /media/libstagefright/codecs/aacenc/src/asm/ARMV7/PrePostMDCT_v7.s | |
| parent | 244ffc8b98c8b59cf64ef3d368c3373014a2f230 (diff) | |
| download | frameworks_av-2857b47a2731579772c76d46285660972c0ba23d.zip frameworks_av-2857b47a2731579772c76d46285660972c0ba23d.tar.gz frameworks_av-2857b47a2731579772c76d46285660972c0ba23d.tar.bz2 | |
Preserve NEON callee-save registers d8-d15.
BUG:5918479
Change-Id: I574bd5845d9e7e007c637aabbf170d03217d10ad
Diffstat (limited to 'media/libstagefright/codecs/aacenc/src/asm/ARMV7/PrePostMDCT_v7.s')
| -rw-r--r-- | media/libstagefright/codecs/aacenc/src/asm/ARMV7/PrePostMDCT_v7.s | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/media/libstagefright/codecs/aacenc/src/asm/ARMV7/PrePostMDCT_v7.s b/media/libstagefright/codecs/aacenc/src/asm/ARMV7/PrePostMDCT_v7.s index b2bc9d9..7f6b881 100644 --- a/media/libstagefright/codecs/aacenc/src/asm/ARMV7/PrePostMDCT_v7.s +++ b/media/libstagefright/codecs/aacenc/src/asm/ARMV7/PrePostMDCT_v7.s @@ -23,9 +23,13 @@ .section .text .global PreMDCT + .fnstart PreMDCT: stmdb sp!, {r4 - r11, lr} + .save {r4 - r11, lr} + fstmfdd sp!, {d8 - d15} + .vsave {d8 - d15} add r9, r0, r1, lsl #2 sub r3, r9, #32 @@ -74,14 +78,20 @@ PreMDCT_LOOP: bne PreMDCT_LOOP PreMDCT_END: + fldmfdd sp!, {d8 - d15} ldmia sp!, {r4 - r11, pc} @ENDP @ |PreMDCT| + .fnend .section .text .global PostMDCT + .fnstart PostMDCT: stmdb sp!, {r4 - r11, lr} + .save {r4 - r11, lr} + fstmfdd sp!, {d8 - d15} + .vsave {d8 - d15} add r9, r0, r1, lsl #2 sub r3, r9, #32 @@ -129,7 +139,8 @@ PostMDCT_LOOP: bne PostMDCT_LOOP PostMDCT_END: + fldmfdd sp!, {d8 - d15} ldmia sp!, {r4 - r11, pc} @ENDP @ |PostMDCT| - .end + .fnend |