"MULHDCC",
	"MULHDU",
	"MULHDUCC",
	"MULLD",
	"MULLDCC",
	"MULLDVCC",
	"MULLDV",
	"RFID",
	"RLDMI",
	"RLDMICC",
	"RLDIMI",
	"RLDIMICC",
	"RLDC",
	"RLDCCC",
	"RLDCR",
	"RLDCRCC",
	"RLDICR",
	"RLDICRCC",
	"RLDCL",
	"RLDCLCC",
	"RLDICL",
	"RLDICLCC",
	"RLDIC",
	"RLDICCC",
	"CLRLSLDI",
	"ROTL",
	"ROTLW",
	"SLBIA",
	"SLBIE",
	"SLBMFEE",
	"SLBMFEV",

	CMP	R10, g			// same g0?
	BEQ	call			// already on g0
	MOVD	(g_sched+gobuf_sp)(R10), R1 // switch R1
call:
	// prepare frame for C ABI
	SUB	$32, R1			// create frame for callee saving LR, CR, R2 etc.
	RLDCR	$0, R1, $~15, R1	// align SP to 16 bytes
	MOVD	FARG, CTR		// address of function to be called
	MOVD	R0, 0(R1)		// clear back chain pointer
	BL	(CTR)
	MOVD	$0, R0			// C code can clobber R0 set it back to 0

	MOVD	g, R3			// arg 0: G
	// C functions expect 32 (48 for AIX) bytes of space on caller
	// stack frame and a 16-byte aligned R1
	MOVD	R1, R14			// save current stack
	SUB	$cgoCalleeStackSize, R1	// reserve the callee area
	RLDCR	$0, R1, $~15, R1	// 16-byte align
	BL	(CTR)			// may clobber R0, R3-R12
	MOVD	R14, R1			// restore stack
#ifndef GOOS_aix
	MOVD	24(R1), R2
#endif
	XOR	R0, R0			// fix R0

nocgo:

	RLDIMICC $0, R4, $7, R6         // 788601cd
	RLDC $0, R4, $15, R6            // 78860728
	RLDC R3, $32, $12, R4           // 7864030a
	RLDC R3, $8, $32, R4            // 78644028
	RLDCCC R3, $32, $12, R4         // 7864030b
	RLDCCC R3, $8, $32, R4          // 78644029
	RLDCCC $0, R4, $15, R6          // 78860729
	RLDCL $0, R4, $7, R6            // 78860770
	RLDCLCC $0, R4, $15, R6         // 78860721

	RET

TEXT runtime·pthread_create_trampoline(SB),NOSPLIT,$32
	MOVD	0(R3), R4		// arg 2 - attr
	MOVD	8(R3), R5		// arg 3 - start
	MOVD	16(R3), R6		// arg 4 - arg

	MOVD	R1, R15
	SUB	$64, R1
	RLDCR	$0, R1, $~15, R1
	MOVD	R1, R3			// arg 1 - &threadid (discard)
	CALL	libc_pthread_create(SB)
	MOVD	R15, R1

	RET

TEXT runtime·thrkill_trampoline(SB),NOSPLIT,$32
	MOVD	8(R3), R4		// arg 2 - signal (int64)

	CMP	R10, g			// same g0?
	BEQ	call			// already on g0
	MOVD	(g_sched+gobuf_sp)(R10), R1 // switch R1
call:
	// prepare frame for C ABI
	SUB	$32, R1			// create frame for callee saving LR, CR, R2 etc.
	RLDCR   $0, R1, $~15, R1	// align SP to 16 bytes
	MOVD	R8, CTR			// R8 = caller addr
	MOVD	R8, R12			// expected by PPC64 ABI
	BL	(CTR)
	XOR     R0, R0			// clear R0 on return from Clang

	MULLDOCC:       "mulldo.",
	RFID:           "rfid",
	RLDCL:          "rldcl",
	RLDCLCC:        "rldcl.",
	RLDCR:          "rldcr",
	RLDCRCC:        "rldcr.",
	RLDIC:          "rldic",
	RLDICCC:        "rldic.",
	RLDICL:         "rldicl",
	RLDICLCC:       "rldicl.",
	RLDICR:         "rldicr",
	RLDICRCC:       "rldicr.",
	RLDIMI:         "rldimi",
	RLDIMICC:       "rldimi.",

	// ppc64x: "MOVD\t[$]-1", "RLDC\tR[0-9]+, [$]44, [$]63,"
	out[0] = 0xFFFFF00000000001
	// ppc64x: "MOVD\t[$]-1", "RLDC\tR[0-9]+, [$]43, [$]63,"
	out[1] = 0xFFFFF80000000001
	// ppc64x: "MOVD\t[$]-1", "RLDC\tR[0-9]+, [$]43, [$]4,"
	out[2] = 0x0FFFF80000000000
	// ppc64x/power8: "MOVD\t[$]-1", "RLDC\tR[0-9]+, [$]33, [$]63,"
	// ppc64x/power9: "MOVD\t[$]-1", "RLDC\tR[0-9]+, [$]33, [$]63,"

	// ppc64x:-".*RLWINM",-".*RLDICR",".*CLRLSLDI"
	f := tab[byte(v)^b]
	// ppc64x:-".*RLWINM",-".*RLDICR",".*CLRLSLDI"
	f += tab[byte(v)&b]
	// ppc64x:-".*RLWINM",-".*RLDICR",".*CLRLSLDI"
	f += tab[byte(v)|b]
	// ppc64x:-".*RLWINM",-".*RLDICR",".*CLRLSLDI"
	f += tab[uint16(v)&h]
	// ppc64x:-".*RLWINM",-".*RLDICR",".*CLRLSLDI"
	f += tab[uint16(v)^h]

// Convert simple bit masks to an equivalent rldic[lr] if possible.
(AND x:(MOVDconst [m]) n) && isPPC64ValidShiftMask(m) => (RLDICL [encodePPC64RotateMask(0,m,64)] n)
(AND x:(MOVDconst [m]) n) && m != 0 && isPPC64ValidShiftMask(^m) => (RLDICR [encodePPC64RotateMask(0,m,64)] n)

// If the RLDICL does not rotate its value, a shifted value can be merged.
(RLDICL [em] x:(SRDconst [s] a)) && (em&0xFF0000) == 0 => (RLDICL [mergePPC64RLDICLandSRDconst(em, s)] a)