195 lines
3.7 KiB
ArmAsm
195 lines
3.7 KiB
ArmAsm
#define ASSEMBLER
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#include "common.h"
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#define N $r4
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#define ALPHA $f0
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#define X $r7
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#define INCX $r8
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#define I $r12
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#define TEMP $r13
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#define t1 $r14
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#define t2 $r18
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#define t3 $r15
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#define t4 $r17
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#define XX $r16
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#define VX0 $xr12
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#define VX1 $xr13
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#define VT0 $xr14
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#define VT1 $xr15
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#define VALPHA $xr19
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#define a1 $f8
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#define a2 $f23
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PROLOGUE
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bge $r0, N, .L999
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bge $r0, INCX, .L999
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li.d TEMP, 1
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movgr2fr.d a1, $r0
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ffint.d.l a1, a1
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movgr2fr.d a2, TEMP
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ffint.d.l a2, a2
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slli.d TEMP, TEMP, BASE_SHIFT
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slli.d INCX, INCX, BASE_SHIFT
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fcmp.ceq.d $fcc0, ALPHA, a1
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bcnez $fcc0, .L20 //ALPHA==0
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fcmp.ceq.d $fcc0, ALPHA, a2
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bcnez $fcc0, .L999 //ALPHA==1 return
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srai.d I, N, 3
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beq INCX, TEMP, .L30 //ALPHA！=0|1 and INCX==1
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movfr2gr.d TEMP, ALPHA
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xvreplgr2vr.d VALPHA, TEMP
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move XX, X
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.align 3
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.L10:
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bge $r0, I, .L32
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.align 3
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.L11:
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ld.d t1, X, 0 * SIZE
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add.d X, X, INCX
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ld.d t2, X, 0 * SIZE
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add.d X, X, INCX
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ld.d t3, X, 0 * SIZE
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add.d X, X, INCX
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ld.d t4, X, 0 * SIZE
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add.d X, X, INCX
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xvinsgr2vr.d VX0, t1, 0
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xvinsgr2vr.d VX0, t2, 1
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xvinsgr2vr.d VX0, t3, 2
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xvinsgr2vr.d VX0, t4, 3
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ld.d t1, X, 0 * SIZE
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add.d X, X, INCX
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ld.d t2, X, 0 * SIZE
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add.d X, X, INCX
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xvfmul.d VT0, VX0, VALPHA
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ld.d t3, X, 0 * SIZE
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add.d X, X, INCX
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ld.d t4, X, 0 * SIZE
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add.d X, X, INCX
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xvinsgr2vr.d VX1, t1, 0
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xvinsgr2vr.d VX1, t2, 1
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xvinsgr2vr.d VX1, t3, 2
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xvinsgr2vr.d VX1, t4, 3
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xvstelm.d VT0, XX, 0, 0
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add.d XX, XX, INCX
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xvstelm.d VT0, XX, 0, 1
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add.d XX, XX, INCX
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xvstelm.d VT0, XX, 0, 2
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add.d XX, XX, INCX
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xvstelm.d VT0, XX, 0, 3
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add.d XX, XX, INCX
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xvfmul.d VT1, VX1, VALPHA
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xvstelm.d VT1, XX, 0, 0
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add.d XX, XX, INCX
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xvstelm.d VT1, XX, 0, 1
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add.d XX, XX, INCX
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xvstelm.d VT1, XX, 0, 2
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add.d XX, XX, INCX
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xvstelm.d VT1, XX, 0, 3
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add.d XX, XX, INCX
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addi.d I, I, -1
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blt $r0, I, .L11
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b .L32
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.align 3
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.L20:
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srai.d I, N, 3
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beq INCX, TEMP, .L24
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bge $r0, I, .L22
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.align 3
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.L21:
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fst.d a1, X, 0
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add.d X, X, INCX
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fst.d a1, X, 0
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add.d X, X, INCX
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fst.d a1, X, 0
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add.d X, X, INCX
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fst.d a1, X, 0
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add.d X, X, INCX
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fst.d a1, X, 0
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add.d X, X, INCX
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fst.d a1, X, 0
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add.d X, X, INCX
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fst.d a1, X, 0
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add.d X, X, INCX
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fst.d a1, X, 0
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add.d X, X, INCX
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addi.d I, I, -1
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blt $r0, I, .L21
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.align 3
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.L22:
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andi I, N, 7
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bge $r0, I, .L999
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.align 3
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.L23:
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fst.d a1, X, 0 * SIZE
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addi.d I, I, -1
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add.d X, X, INCX
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blt $r0, I, .L23
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jirl $r0, $r1, 0
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.align 3
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.L24:
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bge $r0, I, .L26 /*N<8 INCX==1*/
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.align 3
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.L25:
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xvxor.v VX0, VX0, VX0
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xvst VX0, X, 0 * SIZE
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xvst VX0, X, 4 * SIZE
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addi.d I, I, -1
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addi.d X, X, 8 * SIZE
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blt $r0, I, .L25
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.align 3
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.L26:
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andi I, N, 7
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bge $r0, I, .L999
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.align 3
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.L27:
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fst.d a1, X, 0 * SIZE
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addi.d I, I, -1
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addi.d X, X, SIZE
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blt $r0, I, .L27
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jirl $r0, $r1, 0
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.align 3
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.L30:
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bge $r0, I, .L32/*N<8 INCX==1*/
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movfr2gr.d TEMP, ALPHA
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xvreplgr2vr.d VALPHA , TEMP
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.align 3
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.L31:
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xvld VX0, X, 0 * SIZE
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xvld VX1, X, 4 * SIZE
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xvfmul.d VT0, VX0, VALPHA
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xvfmul.d VT1, VX1, VALPHA
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addi.d I, I, -1
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xvst VT0, X, 0 * SIZE
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xvst VT1, X, 4 * SIZE
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addi.d X, X, 8 * SIZE
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blt $r0, I, .L31
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.align 3
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.L32:
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andi I, N, 7
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bge $r0, I, .L999
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.align 3
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.L33:
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fld.d a1, X, 0 * SIZE
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addi.d I, I, -1
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fmul.d a1, ALPHA, a1
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fst.d a1, X, 0 * SIZE
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add.d X, X, INCX
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blt $r0, I, .L33
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jirl $r0, $r1, 0
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.align 3
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.L999:
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jirl $r0, $r1, 0x0
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EPILOGUE
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