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annotate dyncallback/dyncall_callback_x64_masm.asm @ 542:a73a5cd50c19

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- fix passing aggregate-by-val on x64/sysv: subaggr classification for aggr *arrays* was wrong (was problematic when there ware exactly 2 8bytes to be classified, potentially be passed via registers)
author Tassilo Philipp
date Mon, 02 May 2022 15:32:41 +0200
parents 71c884e610f0
children
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1 ; auto-generated by gen-masm.sh
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2 .CODE
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3 DCThunk_size = 24
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4 DCArgs_size_win64 = 96
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5 DCArgs_size_sysv = 144
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6 DCValue_size = 8
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7 DCRetRegs_SystemV_size = 32
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8 FRAME_arg0_win64 = 48
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9 FRAME_arg0_sysv = 16
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10 FRAME_return = 8
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11 FRAME_parent = 0
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12 CTX_thunk = 0
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13 CTX_handler = 24
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14 CTX_userdata = 32
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15 CTX_aggr_ret_reg = 40
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16 CTX_pad = 44
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17 CTX_aggrs_pp = 48
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18 DCCallback_size = 56
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19 dcCallback_x64_sysv PROC
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20 OPTION PROLOGUE:NONE, EPILOGUE:NONE
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21 push RBP
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22 mov RBP,RSP
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23 sub RSP,8*8
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24 movsd qword ptr [RSP+8*7],XMM7
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25 movsd qword ptr [RSP+8*6],XMM6
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26 movsd qword ptr [RSP+8*5],XMM5
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27 movsd qword ptr [RSP+8*4],XMM4
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28 movsd qword ptr [RSP+8*3],XMM3
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29 movsd qword ptr [RSP+8*2],XMM2
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30 movsd qword ptr [RSP+8*1],XMM1
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31 movsd qword ptr [RSP+8*0],XMM0
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32 push R9
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33 push R8
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34 push RCX
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35 push RDX
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36 push RSI
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37 push RDI
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38 mov R8,qword ptr [RAX+CTX_aggrs_pp]
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39 push R8
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40 mov R8D,dword ptr [RAX+CTX_aggr_ret_reg]
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41 push R8
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42 push 0
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43 lea RDX,qword ptr [RBP+FRAME_arg0_sysv]
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44 push RDX
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45 mov RSI,RSP
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46 sub RSP,4*8
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47 mov RDI,RAX
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48 mov RCX,qword ptr [RDI+CTX_userdata]
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49 mov RDX,RSP
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50 call qword ptr [RAX+CTX_handler]
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51 cmp dword ptr [RSP+48],-2
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52 je scalar_retval
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53 mov RAX,qword ptr [RSP+0]
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54 mov RDX,qword ptr [RSP+8]
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55 movsd XMM0,qword ptr [RSP+16]
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56 movsd XMM1,qword ptr [RSP+24]
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57 jmp epilog
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58 scalar_retval:
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59 mov RAX,qword ptr [RSP+0]
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60 movd XMM0,RAX
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61 epilog:
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62 mov RSP,RBP
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63 pop RBP
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64 ret
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65 dcCallback_x64_sysv ENDP
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66 dcCallback_x64_win64 PROC FRAME
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67 OPTION EPILOGUE:NONE
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68 push RBP
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69 .pushreg RBP
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70 mov RBP,RSP
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71 .setframe RBP, 0
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72 .endprolog
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73 sub RSP,4*8
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74 movsd qword ptr [RSP+8*3],XMM3
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75 movsd qword ptr [RSP+8*2],XMM2
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76 movsd qword ptr [RSP+8*1],XMM1
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77 movsd qword ptr [RSP+8*0],XMM0
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78 push R9
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79 push R8
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80 push RDX
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81 push RCX
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82 mov R8,qword ptr [RAX+CTX_aggrs_pp]
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83 push R8
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84 mov R8D,dword ptr [RAX+CTX_aggr_ret_reg]
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85 push R8
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86 push 0
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87 lea RDX,qword ptr [RBP+FRAME_arg0_win64]
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88 push RDX
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89 mov RDX,RSP
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90 sub RSP,2*8
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91 mov RCX,RAX
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92 mov R9,qword ptr [RAX+CTX_userdata]
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93 mov R8,RSP
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94 sub RSP,4*8
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95 call qword ptr [RAX+CTX_handler]
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96 mov RAX,qword ptr [RSP+4*8]
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97 movd XMM0,RAX
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98 mov RSP,RBP
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99 pop RBP
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100 ret
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101 dcCallback_x64_win64 ENDP
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102 END