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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:20:39 +0000 |
commit | 1376c5a617be5c25655d0d7cb63e3beaa5a6e026 (patch) | |
tree | 3bb8d61aee02bc7a15eab3f36e3b921afc2075d0 /compiler/rustc_target/src/asm/m68k.rs | |
parent | Releasing progress-linux version 1.69.0+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-1376c5a617be5c25655d0d7cb63e3beaa5a6e026.tar.xz rustc-1376c5a617be5c25655d0d7cb63e3beaa5a6e026.zip |
Merging upstream version 1.70.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_target/src/asm/m68k.rs')
-rw-r--r-- | compiler/rustc_target/src/asm/m68k.rs | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/compiler/rustc_target/src/asm/m68k.rs b/compiler/rustc_target/src/asm/m68k.rs new file mode 100644 index 000000000..8c857550c --- /dev/null +++ b/compiler/rustc_target/src/asm/m68k.rs @@ -0,0 +1,81 @@ +use super::{InlineAsmArch, InlineAsmType}; +use rustc_macros::HashStable_Generic; +use rustc_span::Symbol; +use std::fmt; + +def_reg_class! { + M68k M68kInlineAsmRegClass { + reg, + reg_addr, + reg_data, + } +} + +impl M68kInlineAsmRegClass { + pub fn valid_modifiers(self, _arch: super::InlineAsmArch) -> &'static [char] { + &[] + } + + pub fn suggest_class(self, _arch: InlineAsmArch, _ty: InlineAsmType) -> Option<Self> { + None + } + + pub fn suggest_modifier( + self, + _arch: InlineAsmArch, + _ty: InlineAsmType, + ) -> Option<(char, &'static str)> { + None + } + + pub fn default_modifier(self, _arch: InlineAsmArch) -> Option<(char, &'static str)> { + None + } + + pub fn supported_types( + self, + _arch: InlineAsmArch, + ) -> &'static [(InlineAsmType, Option<Symbol>)] { + match self { + Self::reg => types! { _: I16, I32; }, + Self::reg_data => types! { _: I8, I16, I32; }, + Self::reg_addr => types! { _: I16, I32; }, + } + } +} + +def_regs! { + M68k M68kInlineAsmReg M68kInlineAsmRegClass { + d0: reg, reg_data = ["d0"], + d1: reg, reg_data = ["d1"], + d2: reg, reg_data = ["d2"], + d3: reg, reg_data = ["d3"], + d4: reg, reg_data = ["d4"], + d5: reg, reg_data = ["d5"], + d6: reg, reg_data = ["d6"], + d7: reg, reg_data = ["d7"], + a0: reg, reg_addr = ["a0"], + a1: reg, reg_addr = ["a1"], + a2: reg, reg_addr = ["a2"], + a3: reg, reg_addr = ["a3"], + #error = ["a4"] => + "a4 is used internally by LLVM and cannot be used as an operand for inline asm", + #error = ["a5", "bp"] => + "a5 is used internally by LLVM and cannot be used as an operand for inline asm", + #error = ["a6", "fp"] => + "a6 is used internally by LLVM and cannot be used as an operand for inline asm", + #error = ["a7", "sp", "usp", "ssp", "isp"] => + "the stack pointer cannot be used as an operand for inline asm", + } +} + +impl M68kInlineAsmReg { + pub fn emit( + self, + out: &mut dyn fmt::Write, + _arch: InlineAsmArch, + _modifier: Option<char>, + ) -> fmt::Result { + out.write_str(self.name()) + } +} |