| [577fe9b6] | 1 | #
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| 2 | # Copyright (c) 2011 Jakub Jermar
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| 3 | # All rights reserved.
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| 4 | #
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| 5 | # Redistribution and use in source and binary forms, with or without
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| 6 | # modification, are permitted provided that the following conditions
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| 7 | # are met:
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| 8 | #
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| 9 | # - Redistributions of source code must retain the above copyright
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| 10 | # notice, this list of conditions and the following disclaimer.
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| 11 | # - Redistributions in binary form must reproduce the above copyright
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| 12 | # notice, this list of conditions and the following disclaimer in the
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| 13 | # documentation and/or other materials provided with the distribution.
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| 14 | # - The name of the author may not be used to endorse or promote products
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| 15 | # derived from this software without specific prior written permission.
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| 16 | #
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| 17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | #
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| 28 |
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| 29 | .explicit
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| 30 |
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| 31 | .global sal_call
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| 32 |
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| 33 | #
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| 34 | # Assume the following PSR bits are already 0, as expected by SAL:
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| 35 | #
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| 36 | # be, cpl, is, da, dd, ss, ri, ed, ia
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| 37 | #
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| 38 | # Assume PSR.bn is 1, as expected by SAL.
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| 39 | #
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| 40 | sal_call:
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| 41 | alloc loc0 = ar.pfs, 11, 5, 8, 0
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| 42 |
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| 43 | mov loc1 = gp
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| 44 | mov loc2 = rp
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| 45 |
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| 46 | addl loc3 = @gprel(sal_proc), gp
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| 47 | addl loc4 = @gprel(sal_proc_gp), gp
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| 48 |
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| 49 | mov out0 = in0
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| 50 | mov out1 = in1
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| 51 | mov out2 = in2
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| 52 | mov out3 = in3
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| 53 | mov out4 = in4
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| 54 | mov out5 = in5
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| 55 | mov out6 = in6
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| 56 | mov out7 = in7 ;;
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| 57 |
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| 58 | ld8 loc3 = [loc3]
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| 59 | ld8 gp = [loc4] ;;
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| 60 |
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| 61 | mov b6 = loc3 ;;
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| 62 | br.call.sptk.many rp = b6
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| 63 |
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| 64 | cmp.ne p7,p0 = 0, in8
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| 65 | cmp.ne p8,p0 = 0, in9
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| 66 | cmp.ne p9,p0 = 0, in10 ;;
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| 67 |
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| 68 | (p7) st8 [in8] = r9
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| 69 | (p8) st8 [in9] = r10
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| 70 | (p9) st8 [in10] = r11
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| 71 |
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| 72 | mov gp = loc1
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| 73 | mov rp = loc2 ;;
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| 74 |
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| 75 | mov ar.pfs = loc0
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| 76 | br.ret.sptk.many rp
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