// TODO:
// - HasAddr64
-// - WebAssemblyTargetLowering::isLegalAddressingMode
// - WebAssemblyTargetLowering having to do with atomics
-// - Each has optional alignment and immediate byte offset.
+// - Each has optional alignment.
// WebAssembly has i8/i16/i32/i64/f32/f64 memory types, but doesn't have i8/i16
// local types. These memory-only types instead zero- or sign-extend into local
// types when loading, and truncate when storing.
+// WebAssembly constant offsets are performed as unsigned with infinite
+// precision, so we need to check for NoUnsignedWrap so that we don't fold an
+// offset for an add that needs wrapping.
+def regPlusImm : PatFrag<(ops node:$off, node:$addr),
+ (add node:$addr, node:$off),
+ [{ return N->getFlags()->hasNoUnsignedWrap(); }]>;
+
let Defs = [ARGUMENTS] in {
// Basic load.
-def LOAD_I32 : I<(outs I32:$dst), (ins I32:$off, I32:$addr), [],
- "i32.load\t$dst, $off($addr)">;
-def LOAD_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr), [],
- "i64.load\t$dst, $off($addr)">;
-def LOAD_F32 : I<(outs F32:$dst), (ins I32:$off, I32:$addr), [],
- "f32.load\t$dst, $off($addr)">;
-def LOAD_F64 : I<(outs F64:$dst), (ins I32:$off, I32:$addr), [],
- "f64.load\t$dst, $off($addr)">;
-
-// Extending load.
-def LOAD8_S_I32 : I<(outs I32:$dst), (ins I32:$off, I32:$addr), [],
- "i32.load8_s\t$dst, $off($addr)">;
-def LOAD8_U_I32 : I<(outs I32:$dst), (ins I32:$off, I32:$addr), [],
- "i32.load8_u\t$dst, $off($addr)">;
-def LOAD16_S_I32 : I<(outs I32:$dst), (ins I32:$off, I32:$addr), [],
- "i32.load16_s\t$dst, $off($addr)">;
-def LOAD16_U_I32 : I<(outs I32:$dst), (ins I32:$off, I32:$addr), [],
- "i32.load16_u\t$dst, $off($addr)">;
-def LOAD8_S_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr), [],
- "i64.load8_s\t$dst, $off($addr)">;
-def LOAD8_U_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr), [],
- "i64.load8_u\t$dst, $off($addr)">;
-def LOAD16_S_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr), [],
- "i64.load16_s\t$dst, $off($addr)">;
-def LOAD16_U_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr), [],
- "i64.load16_u\t$dst, $off($addr)">;
-def LOAD32_S_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr), [],
- "i64.load32_s\t$dst, $off($addr)">;
-def LOAD32_U_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr), [],
- "i64.load32_u\t$dst, $off($addr)">;
+def LOAD_I32 : I<(outs I32:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i32.load\t$dst, ${off}(${addr})">;
+def LOAD_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i64.load\t$dst, ${off}(${addr})">;
+def LOAD_F32 : I<(outs F32:$dst), (ins i32imm:$off, I32:$addr), [],
+ "f32.load\t$dst, ${off}(${addr})">;
+def LOAD_F64 : I<(outs F64:$dst), (ins i32imm:$off, I32:$addr), [],
+ "f64.load\t$dst, ${off}(${addr})">;
} // Defs = [ARGUMENTS]
def : Pat<(f32 (load I32:$addr)), (LOAD_F32 0, $addr)>;
def : Pat<(f64 (load I32:$addr)), (LOAD_F64 0, $addr)>;
+// Select loads with a constant offset.
+def : Pat<(i32 (load (regPlusImm imm:$off, I32:$addr))),
+ (LOAD_I32 imm:$off, $addr)>;
+def : Pat<(i64 (load (regPlusImm imm:$off, I32:$addr))),
+ (LOAD_I64 imm:$off, $addr)>;
+def : Pat<(f32 (load (regPlusImm imm:$off, I32:$addr))),
+ (LOAD_F32 imm:$off, $addr)>;
+def : Pat<(f64 (load (regPlusImm imm:$off, I32:$addr))),
+ (LOAD_F64 imm:$off, $addr)>;
+def : Pat<(i32 (load (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD_I32 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (load (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(f32 (load (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD_F32 tglobaladdr:$off, $addr)>;
+def : Pat<(f64 (load (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD_F64 tglobaladdr:$off, $addr)>;
+def : Pat<(i32 (load (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD_I32 texternalsym:$off, $addr)>;
+def : Pat<(i64 (load (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD_I64 texternalsym:$off, $addr)>;
+def : Pat<(f32 (load (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD_F32 texternalsym:$off, $addr)>;
+def : Pat<(f64 (load (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD_F64 texternalsym:$off, $addr)>;
+
+// Select loads with just a constant offset.
+def : Pat<(i32 (load imm:$off)), (LOAD_I32 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (load imm:$off)), (LOAD_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(f32 (load imm:$off)), (LOAD_F32 imm:$off, (CONST_I32 0))>;
+def : Pat<(f64 (load imm:$off)), (LOAD_F64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i32 (load (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD_I32 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (load (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(f32 (load (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD_F32 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(f64 (load (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD_F64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i32 (load (WebAssemblywrapper texternalsym:$off))),
+ (LOAD_I32 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (load (WebAssemblywrapper texternalsym:$off))),
+ (LOAD_I64 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(f32 (load (WebAssemblywrapper texternalsym:$off))),
+ (LOAD_F32 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(f64 (load (WebAssemblywrapper texternalsym:$off))),
+ (LOAD_F64 texternalsym:$off, (CONST_I32 0))>;
+
+let Defs = [ARGUMENTS] in {
+
+// Extending load.
+def LOAD8_S_I32 : I<(outs I32:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i32.load8_s\t$dst, ${off}(${addr})">;
+def LOAD8_U_I32 : I<(outs I32:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i32.load8_u\t$dst, ${off}(${addr})">;
+def LOAD16_S_I32 : I<(outs I32:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i32.load16_s\t$dst, ${off}(${addr})">;
+def LOAD16_U_I32 : I<(outs I32:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i32.load16_u\t$dst, ${off}(${addr})">;
+def LOAD8_S_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i64.load8_s\t$dst, ${off}(${addr})">;
+def LOAD8_U_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i64.load8_u\t$dst, ${off}(${addr})">;
+def LOAD16_S_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i64.load16_s\t$dst, ${off}(${addr})">;
+def LOAD16_U_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i64.load16_u\t$dst, ${off}(${addr})">;
+def LOAD32_S_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i64.load32_s\t$dst, ${off}(${addr})">;
+def LOAD32_U_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr), [],
+ "i64.load32_u\t$dst, ${off}(${addr})">;
+
+} // Defs = [ARGUMENTS]
+
// Select extending loads with no constant offset.
def : Pat<(i32 (sextloadi8 I32:$addr)), (LOAD8_S_I32 0, $addr)>;
def : Pat<(i32 (zextloadi8 I32:$addr)), (LOAD8_U_I32 0, $addr)>;
def : Pat<(i64 (sextloadi32 I32:$addr)), (LOAD32_S_I64 0, $addr)>;
def : Pat<(i64 (zextloadi32 I32:$addr)), (LOAD32_U_I64 0, $addr)>;
-// "Don't care" extending load become zero-extending load.
+// Select extending loads with a constant offset.
+def : Pat<(i32 (sextloadi8 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD8_S_I32 imm:$off, $addr)>;
+def : Pat<(i32 (zextloadi8 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD8_U_I32 imm:$off, $addr)>;
+def : Pat<(i32 (sextloadi16 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD16_S_I32 imm:$off, $addr)>;
+def : Pat<(i32 (zextloadi16 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD16_U_I32 imm:$off, $addr)>;
+def : Pat<(i64 (sextloadi8 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD8_S_I64 imm:$off, $addr)>;
+def : Pat<(i64 (zextloadi8 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD8_U_I64 imm:$off, $addr)>;
+def : Pat<(i64 (sextloadi16 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD16_S_I64 imm:$off, $addr)>;
+def : Pat<(i64 (zextloadi16 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD16_U_I64 imm:$off, $addr)>;
+def : Pat<(i64 (sextloadi32 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD32_S_I64 imm:$off, $addr)>;
+def : Pat<(i64 (zextloadi32 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD32_U_I64 imm:$off, $addr)>;
+def : Pat<(i32 (sextloadi8 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD8_S_I32 tglobaladdr:$off, $addr)>;
+def : Pat<(i32 (zextloadi8 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD8_U_I32 tglobaladdr:$off, $addr)>;
+def : Pat<(i32 (sextloadi16 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD16_S_I32 tglobaladdr:$off, $addr)>;
+def : Pat<(i32 (zextloadi16 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD16_U_I32 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (sextloadi8 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD8_S_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (zextloadi8 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD8_U_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (sextloadi16 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD16_S_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (zextloadi16 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD16_U_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (sextloadi32 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD32_S_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (zextloadi32 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD32_U_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i32 (sextloadi8 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD8_S_I32 texternalsym:$off, $addr)>;
+def : Pat<(i32 (zextloadi8 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD8_U_I32 texternalsym:$off, $addr)>;
+def : Pat<(i32 (sextloadi16 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD16_S_I32 texternalsym:$off, $addr)>;
+def : Pat<(i32 (zextloadi16 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD16_U_I32 texternalsym:$off, $addr)>;
+def : Pat<(i64 (sextloadi8 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD8_S_I64 texternalsym:$off, $addr)>;
+def : Pat<(i64 (zextloadi8 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD8_U_I64 texternalsym:$off, $addr)>;
+def : Pat<(i64 (sextloadi16 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD16_S_I64 texternalsym:$off, $addr)>;
+def : Pat<(i64 (zextloadi16 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD16_U_I64 texternalsym:$off, $addr)>;
+def : Pat<(i64 (sextloadi32 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD32_S_I64 texternalsym:$off, $addr)>;
+def : Pat<(i64 (zextloadi32 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD32_U_I64 texternalsym:$off, $addr)>;
+
+// Select extending loads with just a constant offset.
+def : Pat<(i32 (sextloadi8 imm:$off)), (LOAD8_S_I32 imm:$off, (CONST_I32 0))>;
+def : Pat<(i32 (zextloadi8 imm:$off)), (LOAD8_U_I32 imm:$off, (CONST_I32 0))>;
+def : Pat<(i32 (sextloadi16 imm:$off)), (LOAD16_S_I32 imm:$off, (CONST_I32 0))>;
+def : Pat<(i32 (zextloadi16 imm:$off)), (LOAD16_U_I32 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi8 imm:$off)), (LOAD8_S_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi8 imm:$off)), (LOAD8_U_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi16 imm:$off)), (LOAD16_S_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi16 imm:$off)), (LOAD16_U_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi32 imm:$off)), (LOAD32_S_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi32 imm:$off)), (LOAD32_U_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i32 (sextloadi8 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD8_S_I32 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i32 (zextloadi8 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD8_U_I32 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i32 (sextloadi16 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD16_S_I32 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i32 (zextloadi16 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD16_U_I32 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi8 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD8_S_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi8 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD8_U_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi16 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD16_S_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi16 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD16_U_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi32 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD32_S_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi32 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD32_U_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i32 (sextloadi8 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD8_S_I32 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i32 (zextloadi8 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD8_U_I32 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i32 (sextloadi16 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD16_S_I32 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i32 (zextloadi16 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD16_U_I32 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi8 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD8_S_I64 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi8 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD8_U_I64 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi16 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD16_S_I64 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi16 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD16_U_I64 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (sextloadi32 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD32_S_I64 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (zextloadi32 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD32_U_I64 texternalsym:$off, (CONST_I32 0))>;
+
+// Resolve "don't care" extending loads to zero-extending loads. This is
+// somewhat arbitrary, but zero-extending is conceptually simpler.
+
+// Select "don't care" extending loads with no constant offset.
def : Pat<(i32 (extloadi8 I32:$addr)), (LOAD8_U_I32 0, $addr)>;
def : Pat<(i32 (extloadi16 I32:$addr)), (LOAD16_U_I32 0, $addr)>;
def : Pat<(i64 (extloadi8 I32:$addr)), (LOAD8_U_I64 0, $addr)>;
def : Pat<(i64 (extloadi16 I32:$addr)), (LOAD16_U_I64 0, $addr)>;
def : Pat<(i64 (extloadi32 I32:$addr)), (LOAD32_U_I64 0, $addr)>;
+// Select "don't care" extending loads with a constant offset.
+def : Pat<(i32 (extloadi8 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD8_U_I32 imm:$off, $addr)>;
+def : Pat<(i32 (extloadi16 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD16_U_I32 imm:$off, $addr)>;
+def : Pat<(i64 (extloadi8 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD8_U_I64 imm:$off, $addr)>;
+def : Pat<(i64 (extloadi16 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD16_U_I64 imm:$off, $addr)>;
+def : Pat<(i64 (extloadi32 (regPlusImm imm:$off, I32:$addr))),
+ (LOAD32_U_I64 imm:$off, $addr)>;
+def : Pat<(i32 (extloadi8 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD8_U_I32 tglobaladdr:$off, $addr)>;
+def : Pat<(i32 (extloadi16 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD16_U_I32 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (extloadi8 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD8_U_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (extloadi16 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD16_U_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i64 (extloadi32 (regPlusImm tglobaladdr:$off, I32:$addr))),
+ (LOAD32_U_I64 tglobaladdr:$off, $addr)>;
+def : Pat<(i32 (extloadi8 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD8_U_I32 texternalsym:$off, $addr)>;
+def : Pat<(i32 (extloadi16 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD16_U_I32 texternalsym:$off, $addr)>;
+def : Pat<(i64 (extloadi8 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD8_U_I64 texternalsym:$off, $addr)>;
+def : Pat<(i64 (extloadi16 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD16_U_I64 texternalsym:$off, $addr)>;
+def : Pat<(i64 (extloadi32 (regPlusImm texternalsym:$off, I32:$addr))),
+ (LOAD32_U_I64 texternalsym:$off, $addr)>;
+
+// Select "don't care" extending loads with just a constant offset.
+def : Pat<(i32 (extloadi8 imm:$off)), (LOAD8_U_I32 imm:$off, (CONST_I32 0))>;
+def : Pat<(i32 (extloadi16 imm:$off)), (LOAD16_U_I32 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi8 imm:$off)), (LOAD8_U_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi16 imm:$off)), (LOAD16_U_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi32 imm:$off)), (LOAD32_U_I64 imm:$off, (CONST_I32 0))>;
+def : Pat<(i32 (extloadi8 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD8_U_I32 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i32 (extloadi16 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD16_U_I32 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi8 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD8_U_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi16 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD16_U_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi32 (WebAssemblywrapper tglobaladdr:$off))),
+ (LOAD32_U_I64 tglobaladdr:$off, (CONST_I32 0))>;
+def : Pat<(i32 (extloadi8 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD8_U_I32 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i32 (extloadi16 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD16_U_I32 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi8 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD8_U_I64 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi16 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD16_U_I64 texternalsym:$off, (CONST_I32 0))>;
+def : Pat<(i64 (extloadi32 (WebAssemblywrapper texternalsym:$off))),
+ (LOAD32_U_I64 tglobaladdr:$off, (CONST_I32 0))>;
+
let Defs = [ARGUMENTS] in {
// Basic store.
// instruction definition patterns that don't reference all of the output
// operands.
// Note: WebAssembly inverts SelectionDAG's usual operand order.
-def STORE_I32 : I<(outs I32:$dst), (ins I32:$off, I32:$addr, I32:$val), [],
- "i32.store\t$dst, $off($addr), $val">;
-def STORE_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr, I64:$val), [],
- "i64.store\t$dst, $off($addr), $val">;
-def STORE_F32 : I<(outs F32:$dst), (ins I32:$off, I32:$addr, F32:$val), [],
- "f32.store\t$dst, $off($addr), $val">;
-def STORE_F64 : I<(outs F64:$dst), (ins I32:$off, I32:$addr, F64:$val), [],
- "f64.store\t$dst, $off($addr), $val">;
+def STORE_I32 : I<(outs I32:$dst), (ins i32imm:$off, I32:$addr, I32:$val), [],
+ "i32.store\t$dst, ${off}(${addr}), $val">;
+def STORE_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr, I64:$val), [],
+ "i64.store\t$dst, ${off}(${addr}), $val">;
+def STORE_F32 : I<(outs F32:$dst), (ins i32imm:$off, I32:$addr, F32:$val), [],
+ "f32.store\t$dst, ${off}(${addr}), $val">;
+def STORE_F64 : I<(outs F64:$dst), (ins i32imm:$off, I32:$addr, F64:$val), [],
+ "f64.store\t$dst, ${off}(${addr}), $val">;
} // Defs = [ARGUMENTS]
+// Select stores with no constant offset.
def : Pat<(store I32:$val, I32:$addr), (STORE_I32 0, I32:$addr, I32:$val)>;
def : Pat<(store I64:$val, I32:$addr), (STORE_I64 0, I32:$addr, I64:$val)>;
def : Pat<(store F32:$val, I32:$addr), (STORE_F32 0, I32:$addr, F32:$val)>;
def : Pat<(store F64:$val, I32:$addr), (STORE_F64 0, I32:$addr, F64:$val)>;
-// FIXME: This pattern matches an immediate to actually use the offset field
-// in the store instruction; however only unsigned offsets are supported in
-// wasm, so we need to constrain the immediate we match. This may require
-// custom code rather than a simple pattern.
-// def : Pat<(store I32:$val, (add I32:$addr, (i32 imm:$off))),
-// (STORE_I32 imm:$off, I32:$addr, I32:$val)>;
+// Select stores with a constant offset.
+def : Pat<(store I32:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE_I32 imm:$off, I32:$addr, I32:$val)>;
+def : Pat<(store I64:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE_I64 imm:$off, I32:$addr, I64:$val)>;
+def : Pat<(store F32:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE_F32 imm:$off, I32:$addr, F32:$val)>;
+def : Pat<(store F64:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE_F64 imm:$off, I32:$addr, F64:$val)>;
+def : Pat<(store I32:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE_I32 tglobaladdr:$off, I32:$addr, I32:$val)>;
+def : Pat<(store I64:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE_I64 tglobaladdr:$off, I32:$addr, I64:$val)>;
+def : Pat<(store F32:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE_F32 tglobaladdr:$off, I32:$addr, F32:$val)>;
+def : Pat<(store F64:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE_F64 tglobaladdr:$off, I32:$addr, F64:$val)>;
+def : Pat<(store I32:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE_I32 texternalsym:$off, I32:$addr, I32:$val)>;
+def : Pat<(store I64:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE_I64 texternalsym:$off, I32:$addr, I64:$val)>;
+def : Pat<(store F32:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE_F32 texternalsym:$off, I32:$addr, F32:$val)>;
+def : Pat<(store F64:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE_F64 texternalsym:$off, I32:$addr, F64:$val)>;
+
+// Select stores with just a constant offset.
+def : Pat<(store I32:$val, imm:$off),
+ (STORE_I32 imm:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(store I64:$val, imm:$off),
+ (STORE_I64 imm:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(store F32:$val, imm:$off),
+ (STORE_F32 imm:$off, (CONST_I32 0), F32:$val)>;
+def : Pat<(store F64:$val, imm:$off),
+ (STORE_F64 imm:$off, (CONST_I32 0), F64:$val)>;
+def : Pat<(store I32:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE_I32 tglobaladdr:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(store I64:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE_I64 tglobaladdr:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(store F32:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE_F32 tglobaladdr:$off, (CONST_I32 0), F32:$val)>;
+def : Pat<(store F64:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE_F64 tglobaladdr:$off, (CONST_I32 0), F64:$val)>;
+def : Pat<(store I32:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE_I32 texternalsym:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(store I64:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE_I64 texternalsym:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(store F32:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE_F32 texternalsym:$off, (CONST_I32 0), F32:$val)>;
+def : Pat<(store F64:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE_F64 texternalsym:$off, (CONST_I32 0), F64:$val)>;
let Defs = [ARGUMENTS] in {
// Truncating store.
-def STORE8_I32 : I<(outs I32:$dst), (ins I32:$off, I32:$addr, I32:$val), [],
- "i32.store8\t$dst, $off($addr), $val">;
-def STORE16_I32 : I<(outs I32:$dst), (ins I32:$off, I32:$addr, I32:$val), [],
- "i32.store16\t$dst, $off($addr), $val">;
-def STORE8_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr, I64:$val), [],
- "i64.store8\t$dst, $off($addr), $val">;
-def STORE16_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr, I64:$val), [],
- "i64.store16\t$dst, $off($addr), $val">;
-def STORE32_I64 : I<(outs I64:$dst), (ins I32:$off, I32:$addr, I64:$val), [],
- "i64.store32\t$dst, $off($addr), $val">;
+def STORE8_I32 : I<(outs I32:$dst), (ins i32imm:$off, I32:$addr, I32:$val), [],
+ "i32.store8\t$dst, ${off}(${addr}), $val">;
+def STORE16_I32 : I<(outs I32:$dst), (ins i32imm:$off, I32:$addr, I32:$val), [],
+ "i32.store16\t$dst, ${off}(${addr}), $val">;
+def STORE8_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr, I64:$val), [],
+ "i64.store8\t$dst, ${off}(${addr}), $val">;
+def STORE16_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr, I64:$val), [],
+ "i64.store16\t$dst, ${off}(${addr}), $val">;
+def STORE32_I64 : I<(outs I64:$dst), (ins i32imm:$off, I32:$addr, I64:$val), [],
+ "i64.store32\t$dst, ${off}(${addr}), $val">;
} // Defs = [ARGUMENTS]
+// Select truncating stores with no constant offset.
def : Pat<(truncstorei8 I32:$val, I32:$addr),
(STORE8_I32 0, I32:$addr, I32:$val)>;
def : Pat<(truncstorei16 I32:$val, I32:$addr),
def : Pat<(truncstorei32 I64:$val, I32:$addr),
(STORE32_I64 0, I32:$addr, I64:$val)>;
+// Select truncating stores with a constant offset.
+def : Pat<(truncstorei8 I32:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE8_I32 imm:$off, I32:$addr, I32:$val)>;
+def : Pat<(truncstorei16 I32:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE16_I32 imm:$off, I32:$addr, I32:$val)>;
+def : Pat<(truncstorei8 I64:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE8_I64 imm:$off, I32:$addr, I64:$val)>;
+def : Pat<(truncstorei16 I64:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE16_I64 imm:$off, I32:$addr, I64:$val)>;
+def : Pat<(truncstorei32 I64:$val, (regPlusImm imm:$off, I32:$addr)),
+ (STORE32_I64 imm:$off, I32:$addr, I64:$val)>;
+def : Pat<(truncstorei8 I32:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE8_I32 tglobaladdr:$off, I32:$addr, I32:$val)>;
+def : Pat<(truncstorei16 I32:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE16_I32 tglobaladdr:$off, I32:$addr, I32:$val)>;
+def : Pat<(truncstorei8 I64:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE8_I64 tglobaladdr:$off, I32:$addr, I64:$val)>;
+def : Pat<(truncstorei16 I64:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE16_I64 tglobaladdr:$off, I32:$addr, I64:$val)>;
+def : Pat<(truncstorei32 I64:$val, (regPlusImm tglobaladdr:$off, I32:$addr)),
+ (STORE32_I64 tglobaladdr:$off, I32:$addr, I64:$val)>;
+def : Pat<(truncstorei8 I32:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE8_I32 texternalsym:$off, I32:$addr, I32:$val)>;
+def : Pat<(truncstorei16 I32:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE16_I32 texternalsym:$off, I32:$addr, I32:$val)>;
+def : Pat<(truncstorei8 I64:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE8_I64 texternalsym:$off, I32:$addr, I64:$val)>;
+def : Pat<(truncstorei16 I64:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE16_I64 texternalsym:$off, I32:$addr, I64:$val)>;
+def : Pat<(truncstorei32 I64:$val, (regPlusImm texternalsym:$off, I32:$addr)),
+ (STORE32_I64 texternalsym:$off, I32:$addr, I64:$val)>;
+
+// Select truncating stores with just a constant offset.
+def : Pat<(truncstorei8 I32:$val, imm:$off),
+ (STORE8_I32 imm:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(truncstorei16 I32:$val, imm:$off),
+ (STORE16_I32 imm:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(truncstorei8 I64:$val, imm:$off),
+ (STORE8_I64 imm:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(truncstorei16 I64:$val, imm:$off),
+ (STORE16_I64 imm:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(truncstorei32 I64:$val, imm:$off),
+ (STORE32_I64 imm:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(truncstorei8 I32:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE8_I32 tglobaladdr:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(truncstorei16 I32:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE16_I32 tglobaladdr:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(truncstorei8 I64:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE8_I64 tglobaladdr:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(truncstorei16 I64:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE16_I64 tglobaladdr:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(truncstorei32 I64:$val, (WebAssemblywrapper tglobaladdr:$off)),
+ (STORE32_I64 tglobaladdr:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(truncstorei8 I32:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE8_I32 texternalsym:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(truncstorei16 I32:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE16_I32 texternalsym:$off, (CONST_I32 0), I32:$val)>;
+def : Pat<(truncstorei8 I64:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE8_I64 texternalsym:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(truncstorei16 I64:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE16_I64 texternalsym:$off, (CONST_I32 0), I64:$val)>;
+def : Pat<(truncstorei32 I64:$val, (WebAssemblywrapper texternalsym:$off)),
+ (STORE32_I64 texternalsym:$off, (CONST_I32 0), I64:$val)>;
+
let Defs = [ARGUMENTS] in {
// Memory size.
projects / oota-llvm.git / blobdiff