1 use super::{InlineAsmArch, InlineAsmType}; 2 use rustc_macros::HashStable_Generic; 3 use std::fmt; 4 5 def_reg_class! { 6 S390x S390xInlineAsmRegClass { 7 reg, 8 freg, 9 } 10 } 11 12 impl S390xInlineAsmRegClass { valid_modifiers(self, _arch: super::InlineAsmArch) -> &'static [char]13 pub fn valid_modifiers(self, _arch: super::InlineAsmArch) -> &'static [char] { 14 &[] 15 } 16 suggest_class(self, _arch: InlineAsmArch, _ty: InlineAsmType) -> Option<Self>17 pub fn suggest_class(self, _arch: InlineAsmArch, _ty: InlineAsmType) -> Option<Self> { 18 None 19 } 20 suggest_modifier( self, _arch: InlineAsmArch, _ty: InlineAsmType, ) -> Option<(char, &'static str)>21 pub fn suggest_modifier( 22 self, 23 _arch: InlineAsmArch, 24 _ty: InlineAsmType, 25 ) -> Option<(char, &'static str)> { 26 None 27 } 28 default_modifier(self, _arch: InlineAsmArch) -> Option<(char, &'static str)>29 pub fn default_modifier(self, _arch: InlineAsmArch) -> Option<(char, &'static str)> { 30 None 31 } 32 supported_types( self, arch: InlineAsmArch, ) -> &'static [(InlineAsmType, Option<&'static str>)]33 pub fn supported_types( 34 self, 35 arch: InlineAsmArch, 36 ) -> &'static [(InlineAsmType, Option<&'static str>)] { 37 match (self, arch) { 38 (Self::reg, _) => types! { _: I8, I16, I32, I64; }, 39 (Self::freg, _) => types! { _: F32, F64; }, 40 } 41 } 42 } 43 44 def_regs! { 45 S390x S390xInlineAsmReg S390xInlineAsmRegClass { 46 r0: reg = ["r0"], 47 r1: reg = ["r1"], 48 r2: reg = ["r2"], 49 r3: reg = ["r3"], 50 r4: reg = ["r4"], 51 r5: reg = ["r5"], 52 r6: reg = ["r6"], 53 r7: reg = ["r7"], 54 r8: reg = ["r8"], 55 r9: reg = ["r9"], 56 r10: reg = ["r10"], 57 r12: reg = ["r12"], 58 r13: reg = ["r13"], 59 r14: reg = ["r14"], 60 f0: freg = ["f0"], 61 f1: freg = ["f1"], 62 f2: freg = ["f2"], 63 f3: freg = ["f3"], 64 f4: freg = ["f4"], 65 f5: freg = ["f5"], 66 f6: freg = ["f6"], 67 f7: freg = ["f7"], 68 f8: freg = ["f8"], 69 f9: freg = ["f9"], 70 f10: freg = ["f10"], 71 f11: freg = ["f11"], 72 f12: freg = ["f12"], 73 f13: freg = ["f13"], 74 f14: freg = ["f14"], 75 f15: freg = ["f15"], 76 #error = ["r11"] => 77 "The frame pointer cannot be used as an operand for inline asm", 78 #error = ["r15"] => 79 "The stack pointer cannot be used as an operand for inline asm", 80 #error = [ 81 "c0", "c1", "c2", "c3", 82 "c4", "c5", "c6", "c7", 83 "c8", "c9", "c10", "c11", 84 "c12", "c13", "c14", "c15" 85 ] => 86 "control registers are reserved by the kernel and cannot be used as operands for inline asm", 87 #error = [ 88 "a0", "a1", "a2", "a3", 89 "a4", "a5", "a6", "a7", 90 "a8", "a9", "a10", "a11", 91 "a12", "a13", "a14", "a15" 92 ] => 93 "access registers are not supported and cannot be used as operands for inline asm", 94 } 95 } 96 97 impl S390xInlineAsmReg { emit( self, out: &mut dyn fmt::Write, _arch: InlineAsmArch, _modifier: Option<char>, ) -> fmt::Result98 pub fn emit( 99 self, 100 out: &mut dyn fmt::Write, 101 _arch: InlineAsmArch, 102 _modifier: Option<char>, 103 ) -> fmt::Result { 104 write!(out, "%{}", self.name()) 105 } 106 } 107