golang.org/x/sys@v0.20.1-0.20240517151509-673e0f94c16d/cpu/cpu_s390x.s (about)

     1  // Copyright 2019 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  //go:build gc
     6  
     7  #include "textflag.h"
     8  
     9  // func stfle() facilityList
    10  TEXT ·stfle(SB), NOSPLIT|NOFRAME, $0-32
    11  	MOVD $ret+0(FP), R1
    12  	MOVD $3, R0          // last doubleword index to store
    13  	XC   $32, (R1), (R1) // clear 4 doublewords (32 bytes)
    14  	WORD $0xb2b01000     // store facility list extended (STFLE)
    15  	RET
    16  
    17  // func kmQuery() queryResult
    18  TEXT ·kmQuery(SB), NOSPLIT|NOFRAME, $0-16
    19  	MOVD $0, R0         // set function code to 0 (KM-Query)
    20  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    21  	WORD $0xB92E0024    // cipher message (KM)
    22  	RET
    23  
    24  // func kmcQuery() queryResult
    25  TEXT ·kmcQuery(SB), NOSPLIT|NOFRAME, $0-16
    26  	MOVD $0, R0         // set function code to 0 (KMC-Query)
    27  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    28  	WORD $0xB92F0024    // cipher message with chaining (KMC)
    29  	RET
    30  
    31  // func kmctrQuery() queryResult
    32  TEXT ·kmctrQuery(SB), NOSPLIT|NOFRAME, $0-16
    33  	MOVD $0, R0         // set function code to 0 (KMCTR-Query)
    34  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    35  	WORD $0xB92D4024    // cipher message with counter (KMCTR)
    36  	RET
    37  
    38  // func kmaQuery() queryResult
    39  TEXT ·kmaQuery(SB), NOSPLIT|NOFRAME, $0-16
    40  	MOVD $0, R0         // set function code to 0 (KMA-Query)
    41  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    42  	WORD $0xb9296024    // cipher message with authentication (KMA)
    43  	RET
    44  
    45  // func kimdQuery() queryResult
    46  TEXT ·kimdQuery(SB), NOSPLIT|NOFRAME, $0-16
    47  	MOVD $0, R0         // set function code to 0 (KIMD-Query)
    48  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    49  	WORD $0xB93E0024    // compute intermediate message digest (KIMD)
    50  	RET
    51  
    52  // func klmdQuery() queryResult
    53  TEXT ·klmdQuery(SB), NOSPLIT|NOFRAME, $0-16
    54  	MOVD $0, R0         // set function code to 0 (KLMD-Query)
    55  	MOVD $ret+0(FP), R1 // address of 16-byte return value
    56  	WORD $0xB93F0024    // compute last message digest (KLMD)
    57  	RET