diff options
Diffstat (limited to 'src/pkg/runtime/memmove_arm.s')
| -rw-r--r-- | src/pkg/runtime/memmove_arm.s | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/src/pkg/runtime/memmove_arm.s b/src/pkg/runtime/memmove_arm.s index c5d7e9d70..9701dc99f 100644 --- a/src/pkg/runtime/memmove_arm.s +++ b/src/pkg/runtime/memmove_arm.s @@ -23,6 +23,8 @@ // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN // THE SOFTWARE. +#include "../../cmd/ld/textflag.h" + // TE or TS are spilled to the stack during bulk register moves. TS = 0 TE = 8 @@ -56,7 +58,7 @@ FR2 = 4 FW3 = 4 FR3 = 8 /* shared with TE */ -TEXT runtime·memmove(SB), 7, $4 +TEXT runtime·memmove(SB), NOSPLIT, $4-12 _memmove: MOVW to+0(FP), R(TS) MOVW from+4(FP), R(FROM) @@ -85,7 +87,7 @@ _b4aligned: /* is source now aligned? */ BNE _bunaligned ADD $31, R(TS), R(TMP) /* do 32-byte chunks if possible */ - MOVW R(TS), savedts+4(SP) + MOVW R(TS), savedts-4(SP) _b32loop: CMP R(TMP), R(TE) BLS _b4tail @@ -95,7 +97,7 @@ _b32loop: B _b32loop _b4tail: /* do remaining words if possible */ - MOVW savedts+4(SP), R(TS) + MOVW savedts-4(SP), R(TS) ADD $3, R(TS), R(TMP) _b4loop: CMP R(TMP), R(TE) @@ -130,7 +132,7 @@ _f4aligned: /* is source now aligned? */ BNE _funaligned SUB $31, R(TE), R(TMP) /* do 32-byte chunks if possible */ - MOVW R(TE), savedte+4(SP) + MOVW R(TE), savedte-4(SP) _f32loop: CMP R(TMP), R(TS) BHS _f4tail @@ -140,7 +142,7 @@ _f32loop: B _f32loop _f4tail: - MOVW savedte+4(SP), R(TE) + MOVW savedte-4(SP), R(TE) SUB $3, R(TE), R(TMP) /* do remaining words if possible */ _f4loop: CMP R(TMP), R(TS) @@ -182,7 +184,7 @@ _bunaligned: BLS _b1tail BIC $3, R(FROM) /* align source */ - MOVW R(TS), savedts+4(SP) + MOVW R(TS), savedts-4(SP) MOVW (R(FROM)), R(BR0) /* prime first block register */ _bu16loop: @@ -206,7 +208,7 @@ _bu16loop: B _bu16loop _bu1tail: - MOVW savedts+4(SP), R(TS) + MOVW savedts-4(SP), R(TS) ADD R(OFFSET), R(FROM) B _b1tail @@ -230,7 +232,7 @@ _funaligned: BHS _f1tail BIC $3, R(FROM) /* align source */ - MOVW R(TE), savedte+4(SP) + MOVW R(TE), savedte-4(SP) MOVW.P 4(R(FROM)), R(FR3) /* prime last block register, implicit write back */ _fu16loop: @@ -254,6 +256,6 @@ _fu16loop: B _fu16loop _fu1tail: - MOVW savedte+4(SP), R(TE) + MOVW savedte-4(SP), R(TE) SUB R(OFFSET), R(FROM) B _f1tail |