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Text file src/internal/cpu/cpu_s390x.s

Documentation: internal/cpu

     1  // Copyright 2018 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  #include "textflag.h"
     6  
     7  // func stfle() facilityList
     8  TEXT ·stfle(SB), NOSPLIT|NOFRAME, $0-32
     9  	MOVD $ret+0(FP), R1
    10  	MOVD $3, R0          // last doubleword index to store
    11  	XC   $32, (R1), (R1) // clear 4 doublewords (32 bytes)
    12  	WORD $0xb2b01000     // store facility list extended (STFLE)
    13  	RET
    14  
    15  // func kmQuery() queryResult
    16  TEXT ·kmQuery(SB), NOSPLIT|NOFRAME, $0-16
    17  	MOVD $0, R0         // set function code to 0 (KM-Query)
    18  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    19  	WORD $0xB92E0024    // cipher message (KM)
    20  	RET
    21  
    22  // func kmcQuery() queryResult
    23  TEXT ·kmcQuery(SB), NOSPLIT|NOFRAME, $0-16
    24  	MOVD $0, R0         // set function code to 0 (KMC-Query)
    25  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    26  	WORD $0xB92F0024    // cipher message with chaining (KMC)
    27  	RET
    28  
    29  // func kmctrQuery() queryResult
    30  TEXT ·kmctrQuery(SB), NOSPLIT|NOFRAME, $0-16
    31  	MOVD $0, R0         // set function code to 0 (KMCTR-Query)
    32  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    33  	WORD $0xB92D4024    // cipher message with counter (KMCTR)
    34  	RET
    35  
    36  // func kmaQuery() queryResult
    37  TEXT ·kmaQuery(SB), NOSPLIT|NOFRAME, $0-16
    38  	MOVD $0, R0         // set function code to 0 (KMA-Query)
    39  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    40  	WORD $0xb9296024    // cipher message with authentication (KMA)
    41  	RET
    42  
    43  // func kimdQuery() queryResult
    44  TEXT ·kimdQuery(SB), NOSPLIT|NOFRAME, $0-16
    45  	MOVD $0, R0         // set function code to 0 (KIMD-Query)
    46  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    47  	WORD $0xB93E0024    // compute intermediate message digest (KIMD)
    48  	RET
    49  
    50  // func klmdQuery() queryResult
    51  TEXT ·klmdQuery(SB), NOSPLIT|NOFRAME, $0-16
    52  	MOVD $0, R0         // set function code to 0 (KLMD-Query)
    53  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    54  	WORD $0xB93F0024    // compute last message digest (KLMD)
    55  	RET
    56  
    57  // func kdsaQuery() queryResult
    58  TEXT ·kdsaQuery(SB), NOSPLIT|NOFRAME, $0-16
    59  	MOVD $0, R0         // set function code to 0 (KLMD-Query)
    60  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    61  	WORD $0xB93A0008    // compute digital signature authentication
    62  	RET
    63  
    64  

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