Support reg_addr register class in s390x inline assembly

taiki-e · taiki-e · commit f93e985664ad · 2024-01-03T18:00:37.000+09:00
diff --git a/src/asm.rs b/src/asm.rs
@@ -634,6 +634,7 @@ fn reg_to_gcc(reg: InlineAsmRegOrRegClass) -> ConstraintOrRegister {
             }
             InlineAsmRegClass::Wasm(WasmInlineAsmRegClass::local) => "r",
             InlineAsmRegClass::S390x(S390xInlineAsmRegClass::reg) => "r",
+            InlineAsmRegClass::S390x(S390xInlineAsmRegClass::reg_addr) => "a",
             InlineAsmRegClass::S390x(S390xInlineAsmRegClass::freg) => "f",
             InlineAsmRegClass::Err => unreachable!(),
         }
@@ -704,7 +705,9 @@ fn dummy_output_type<'gcc, 'tcx>(cx: &CodegenCx<'gcc, 'tcx>, reg: InlineAsmRegCl
         InlineAsmRegClass::SpirV(SpirVInlineAsmRegClass::reg) => {
             bug!("LLVM backend does not support SPIR-V")
         },
-        InlineAsmRegClass::S390x(S390xInlineAsmRegClass::reg) => cx.type_i32(),
+        InlineAsmRegClass::S390x(
+            S390xInlineAsmRegClass::reg | S390xInlineAsmRegClass::reg_addr
+        ) => cx.type_i32(),
         InlineAsmRegClass::S390x(S390xInlineAsmRegClass::freg) => cx.type_f64(),
         InlineAsmRegClass::Err => unreachable!(),
     }

Original file line number	Diff line number	Diff line change
`@@ -634,6 +634,7 @@ fn reg_to_gcc(reg: InlineAsmRegOrRegClass) -> ConstraintOrRegister {`
`634`	`634`	`}`
`635`	`635`	`InlineAsmRegClass::Wasm(WasmInlineAsmRegClass::local) => "r",`
`636`	`636`	`InlineAsmRegClass::S390x(S390xInlineAsmRegClass::reg) => "r",`
	`637`	`+ InlineAsmRegClass::S390x(S390xInlineAsmRegClass::reg_addr) => "a",`
`637`	`638`	`InlineAsmRegClass::S390x(S390xInlineAsmRegClass::freg) => "f",`
`638`	`639`	`InlineAsmRegClass::Err => unreachable!(),`
`639`	`640`	`}`
`@@ -704,7 +705,9 @@ fn dummy_output_type<'gcc, 'tcx>(cx: &CodegenCx<'gcc, 'tcx>, reg: InlineAsmRegCl`
`704`	`705`	`InlineAsmRegClass::SpirV(SpirVInlineAsmRegClass::reg) => {`
`705`	`706`	`bug!("LLVM backend does not support SPIR-V")`
`706`	`707`	`},`
`707`		`- InlineAsmRegClass::S390x(S390xInlineAsmRegClass::reg) => cx.type_i32(),`
	`708`	`+ InlineAsmRegClass::S390x(`
	`709`	`+ S390xInlineAsmRegClass::reg \| S390xInlineAsmRegClass::reg_addr`
	`710`	`+ ) => cx.type_i32(),`
`708`	`711`	`InlineAsmRegClass::S390x(S390xInlineAsmRegClass::freg) => cx.type_f64(),`
`709`	`712`	`InlineAsmRegClass::Err => unreachable!(),`
`710`	`713`	`}`