[llvm] r254807 - [WebAssembly] Support constant offsets on loads and stores

Derek Schuff via llvm-commits llvm-commits at lists.llvm.org
Fri Dec 4 16:26:41 PST 2015


Author: dschuff
Date: Fri Dec  4 18:26:39 2015
New Revision: 254807

URL: http://llvm.org/viewvc/llvm-project?rev=254807&view=rev
Log:
[WebAssembly] Support constant offsets on loads and stores

This is just prototype for load/store for i32 types. I'll add them to
the rest of the types if we like this direction.

Differential Revision: http://reviews.llvm.org/D15197

Modified:
    llvm/trunk/lib/Target/WebAssembly/WebAssemblyInstrMemory.td
    llvm/trunk/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp
    llvm/trunk/test/CodeGen/WebAssembly/cfg-stackify.ll
    llvm/trunk/test/CodeGen/WebAssembly/global.ll
    llvm/trunk/test/CodeGen/WebAssembly/load-ext.ll
    llvm/trunk/test/CodeGen/WebAssembly/load-store-i1.ll
    llvm/trunk/test/CodeGen/WebAssembly/load.ll
    llvm/trunk/test/CodeGen/WebAssembly/store-results.ll
    llvm/trunk/test/CodeGen/WebAssembly/store-trunc.ll
    llvm/trunk/test/CodeGen/WebAssembly/store.ll
    llvm/trunk/test/CodeGen/WebAssembly/varargs.ll

Modified: llvm/trunk/lib/Target/WebAssembly/WebAssemblyInstrMemory.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/WebAssembly/WebAssemblyInstrMemory.td?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/lib/Target/WebAssembly/WebAssemblyInstrMemory.td (original)
+++ llvm/trunk/lib/Target/WebAssembly/WebAssemblyInstrMemory.td Fri Dec  4 18:26:39 2015
@@ -25,59 +25,63 @@
 let Defs = [ARGUMENTS] in {
 
 // Basic load.
-def LOAD_I32 : I<(outs I32:$dst), (ins I32:$addr),
-                 [(set I32:$dst, (load I32:$addr))],
-                 "i32.load\t$dst, $addr">;
-def LOAD_I64 : I<(outs I64:$dst), (ins I32:$addr),
-                 [(set I64:$dst, (load I32:$addr))],
-                 "i64.load\t$dst, $addr">;
-def LOAD_F32 : I<(outs F32:$dst), (ins I32:$addr),
-                 [(set F32:$dst, (load I32:$addr))],
-                 "f32.load\t$dst, $addr">;
-def LOAD_F64 : I<(outs F64:$dst), (ins I32:$addr),
-                 [(set F64:$dst, (load I32:$addr))],
-                 "f64.load\t$dst, $addr">;
+def LOAD_I32 : I<(outs I32:$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:$dst), (ins I32:$addr),
-                     [(set I32:$dst, (sextloadi8 I32:$addr))],
-                     "i32.load8_s\t$dst, $addr">;
-def LOAD8_U_I32  : I<(outs I32:$dst), (ins I32:$addr),
-                     [(set I32:$dst, (zextloadi8 I32:$addr))],
-                     "i32.load8_u\t$dst, $addr">;
-def LOAD16_S_I32 : I<(outs I32:$dst), (ins I32:$addr),
-                     [(set I32:$dst, (sextloadi16 I32:$addr))],
-                     "i32.load16_s\t$dst, $addr">;
-def LOAD16_U_I32 : I<(outs I32:$dst), (ins I32:$addr),
-                     [(set I32:$dst, (zextloadi16 I32:$addr))],
-                     "i32.load16_u\t$dst, $addr">;
-def LOAD8_S_I64  : I<(outs I64:$dst), (ins I32:$addr),
-                     [(set I64:$dst, (sextloadi8 I32:$addr))],
-                     "i64.load8_s\t$dst, $addr">;
-def LOAD8_U_I64  : I<(outs I64:$dst), (ins I32:$addr),
-                     [(set I64:$dst, (zextloadi8 I32:$addr))],
-                     "i64.load8_u\t$dst, $addr">;
-def LOAD16_S_I64 : I<(outs I64:$dst), (ins I32:$addr),
-                     [(set I64:$dst, (sextloadi16 I32:$addr))],
-                     "i64.load16_s\t$dst, $addr">;
-def LOAD16_U_I64 : I<(outs I64:$dst), (ins I32:$addr),
-                     [(set I64:$dst, (zextloadi16 I32:$addr))],
-                     "i64.load16_u\t$dst, $addr">;
-def LOAD32_S_I64 : I<(outs I64:$dst), (ins I32:$addr),
-                     [(set I64:$dst, (sextloadi32 I32:$addr))],
-                     "i64.load32_s\t$dst, $addr">;
-def LOAD32_U_I64 : I<(outs I64:$dst), (ins I32:$addr),
-                     [(set I64:$dst, (zextloadi32 I32:$addr))],
-                     "i64.load32_u\t$dst, $addr">;
+def LOAD8_S_I32  : I<(outs I32:$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)">;
 
 } // Defs = [ARGUMENTS]
 
+// Select loads with no constant offset.
+def : Pat<(i32 (load I32:$addr)), (LOAD_I32 0, $addr)>;
+def : Pat<(i64 (load I32:$addr)), (LOAD_I64 0, $addr)>;
+def : Pat<(f32 (load I32:$addr)), (LOAD_F32 0, $addr)>;
+def : Pat<(f64 (load I32:$addr)), (LOAD_F64 0, $addr)>;
+
+// Select extending loads with no constant offset.
+def : Pat<(i32 (sextloadi8 I32:$addr)), (LOAD8_S_I32 0, $addr)>;
+def : Pat<(i32 (zextloadi8 I32:$addr)), (LOAD8_U_I32 0, $addr)>;
+def : Pat<(i32 (sextloadi16 I32:$addr)), (LOAD16_S_I32 0, $addr)>;
+def : Pat<(i32 (zextloadi16 I32:$addr)), (LOAD16_U_I32 0, $addr)>;
+def : Pat<(i64 (sextloadi8 I32:$addr)), (LOAD8_S_I64 0, $addr)>;
+def : Pat<(i64 (zextloadi8 I32:$addr)), (LOAD8_U_I64 0, $addr)>;
+def : Pat<(i64 (sextloadi16 I32:$addr)), (LOAD16_S_I64 0, $addr)>;
+def : Pat<(i64 (zextloadi16 I32:$addr)), (LOAD16_U_I64 0, $addr)>;
+def : Pat<(i64 (sextloadi32 I32:$addr)), (LOAD32_S_I64 0, $addr)>;
+def : Pat<(i64 (zextloadi32 I32:$addr)), (LOAD32_U_I64 0, $addr)>;
+
 // "Don't care" extending load become zero-extending load.
-def : Pat<(i32 (extloadi8 I32:$addr)),  (LOAD8_U_I32 $addr)>;
-def : Pat<(i32 (extloadi16 I32:$addr)), (LOAD16_U_I32 $addr)>;
-def : Pat<(i64 (extloadi8 I32:$addr)),  (LOAD8_U_I64 $addr)>;
-def : Pat<(i64 (extloadi16 I32:$addr)), (LOAD16_U_I64 $addr)>;
-def : Pat<(i64 (extloadi32 I32:$addr)), (LOAD32_U_I64 $addr)>;
+def : Pat<(i32 (extloadi8 I32:$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)>;
 
 let Defs = [ARGUMENTS] in {
 
@@ -87,48 +91,55 @@ let Defs = [ARGUMENTS] in {
 // 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:$dst), (ins I32:$addr, I32:$val), [],
-                   "i32.store\t$dst, $addr, $val">;
-def STORE_I64  : I<(outs I64:$dst), (ins I32:$addr, I64:$val), [],
-                   "i64.store\t$dst, $addr, $val">;
-def STORE_F32  : I<(outs F32:$dst), (ins I32:$addr, F32:$val), [],
-                   "f32.store\t$dst, $addr, $val">;
-def STORE_F64  : I<(outs F64:$dst), (ins I32:$addr, F64:$val), [],
-                   "f64.store\t$dst, $addr, $val">;
+def STORE_I32  : I<(outs I32:$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">;
 
 } // Defs = [ARGUMENTS]
 
-def : Pat<(store I32:$val, I32:$addr), (STORE_I32 I32:$addr, I32:$val)>;
-def : Pat<(store I64:$val, I32:$addr), (STORE_I64 I32:$addr, I64:$val)>;
-def : Pat<(store F32:$val, I32:$addr), (STORE_F32 I32:$addr, F32:$val)>;
-def : Pat<(store F64:$val, I32:$addr), (STORE_F64 I32:$addr, F64:$val)>;
+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)>;
 
 let Defs = [ARGUMENTS] in {
 
 // Truncating store.
-def STORE8_I32  : I<(outs I32:$dst), (ins I32:$addr, I32:$val), [],
-                    "i32.store8\t$dst, $addr, $val">;
-def STORE16_I32 : I<(outs I32:$dst), (ins I32:$addr, I32:$val), [],
-                    "i32.store16\t$dst, $addr, $val">;
-def STORE8_I64  : I<(outs I64:$dst), (ins I32:$addr, I64:$val), [],
-                    "i64.store8\t$dst, $addr, $val">;
-def STORE16_I64 : I<(outs I64:$dst), (ins I32:$addr, I64:$val), [],
-                    "i64.store16\t$dst, $addr, $val">;
-def STORE32_I64 : I<(outs I64:$dst), (ins I32:$addr, I64:$val), [],
-                    "i64.store32\t$dst, $addr, $val">;
+def STORE8_I32  : I<(outs I32:$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">;
 
 } // Defs = [ARGUMENTS]
 
 def : Pat<(truncstorei8 I32:$val, I32:$addr),
-          (STORE8_I32 I32:$addr, I32:$val)>;
+          (STORE8_I32 0, I32:$addr, I32:$val)>;
 def : Pat<(truncstorei16 I32:$val, I32:$addr),
-          (STORE16_I32 I32:$addr, I32:$val)>;
+          (STORE16_I32 0, I32:$addr, I32:$val)>;
 def : Pat<(truncstorei8 I64:$val, I32:$addr),
-          (STORE8_I64 I32:$addr, I64:$val)>;
+          (STORE8_I64 0, I32:$addr, I64:$val)>;
 def : Pat<(truncstorei16 I64:$val, I32:$addr),
-          (STORE16_I64 I32:$addr, I64:$val)>;
+          (STORE16_I64 0, I32:$addr, I64:$val)>;
 def : Pat<(truncstorei32 I64:$val, I32:$addr),
-          (STORE32_I64 I32:$addr, I64:$val)>;
+          (STORE32_I64 0, I32:$addr, I64:$val)>;
 
 let Defs = [ARGUMENTS] in {
 

Modified: llvm/trunk/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp (original)
+++ llvm/trunk/lib/Target/WebAssembly/WebAssemblyStoreResults.cpp Fri Dec  4 18:26:39 2015
@@ -88,7 +88,7 @@ bool WebAssemblyStoreResults::runOnMachi
       case WebAssembly::STORE_I32:
       case WebAssembly::STORE_I64:
         unsigned ToReg = MI.getOperand(0).getReg();
-        unsigned FromReg = MI.getOperand(2).getReg();
+        unsigned FromReg = MI.getOperand(3).getReg();
         for (auto I = MRI.use_begin(FromReg), E = MRI.use_end(); I != E;) {
           MachineOperand &O = *I++;
           MachineInstr *Where = O.getParent();

Modified: llvm/trunk/test/CodeGen/WebAssembly/cfg-stackify.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/cfg-stackify.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/cfg-stackify.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/cfg-stackify.ll Fri Dec  4 18:26:39 2015
@@ -184,7 +184,7 @@ entry:
 ; CHECK-LABEL: minimal_loop:
 ; CHECK-NOT: br
 ; CHECK: BB7_1:
-; CHECK: i32.store $discard=, $0, $pop{{[0-9]+}}{{$}}
+; CHECK: i32.store $discard=, 0($0), $pop{{[0-9]+}}{{$}}
 ; CHECK: br BB7_1{{$}}
 ; CHECK: BB7_2:
 define i32 @minimal_loop(i32* %p) {

Modified: llvm/trunk/test/CodeGen/WebAssembly/global.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/global.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/global.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/global.ll Fri Dec  4 18:26:39 2015
@@ -11,7 +11,7 @@ target triple = "wasm32-unknown-unknown"
 
 ; CHECK: foo:
 ; CHECK: i32.const $push0=, answer{{$}}
-; CHECK-NEXT: i32.load $push1=, $pop0{{$}}
+; CHECK-NEXT: i32.load $push1=, 0($pop0){{$}}
 ; CHECK-NEXT: return $pop1{{$}}
 define i32 @foo() {
   %a = load i32, i32* @answer

Modified: llvm/trunk/test/CodeGen/WebAssembly/load-ext.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/load-ext.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/load-ext.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/load-ext.ll Fri Dec  4 18:26:39 2015
@@ -6,7 +6,7 @@ target datalayout = "e-p:32:32-i64:64-n3
 target triple = "wasm32-unknown-unknown"
 
 ; CHECK-LABEL: sext_i8_i32:
-; CHECK: i32.load8_s $push0=, $0{{$}}
+; CHECK: i32.load8_s $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i32 @sext_i8_i32(i8 *%p) {
   %v = load i8, i8* %p
@@ -15,7 +15,7 @@ define i32 @sext_i8_i32(i8 *%p) {
 }
 
 ; CHECK-LABEL: zext_i8_i32:
-; CHECK: i32.load8_u $push0=, $0{{$}}
+; CHECK: i32.load8_u $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i32 @zext_i8_i32(i8 *%p) {
   %v = load i8, i8* %p
@@ -24,7 +24,7 @@ define i32 @zext_i8_i32(i8 *%p) {
 }
 
 ; CHECK-LABEL: sext_i16_i32:
-; CHECK: i32.load16_s $push0=, $0{{$}}
+; CHECK: i32.load16_s $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i32 @sext_i16_i32(i16 *%p) {
   %v = load i16, i16* %p
@@ -33,7 +33,7 @@ define i32 @sext_i16_i32(i16 *%p) {
 }
 
 ; CHECK-LABEL: zext_i16_i32:
-; CHECK: i32.load16_u $push0=, $0{{$}}
+; CHECK: i32.load16_u $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i32 @zext_i16_i32(i16 *%p) {
   %v = load i16, i16* %p
@@ -42,7 +42,7 @@ define i32 @zext_i16_i32(i16 *%p) {
 }
 
 ; CHECK-LABEL: sext_i8_i64:
-; CHECK: i64.load8_s $push0=, $0{{$}}
+; CHECK: i64.load8_s $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i64 @sext_i8_i64(i8 *%p) {
   %v = load i8, i8* %p
@@ -51,7 +51,7 @@ define i64 @sext_i8_i64(i8 *%p) {
 }
 
 ; CHECK-LABEL: zext_i8_i64:
-; CHECK: i64.load8_u $push0=, $0{{$}}
+; CHECK: i64.load8_u $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i64 @zext_i8_i64(i8 *%p) {
   %v = load i8, i8* %p
@@ -60,7 +60,7 @@ define i64 @zext_i8_i64(i8 *%p) {
 }
 
 ; CHECK-LABEL: sext_i16_i64:
-; CHECK: i64.load16_s $push0=, $0{{$}}
+; CHECK: i64.load16_s $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i64 @sext_i16_i64(i16 *%p) {
   %v = load i16, i16* %p
@@ -69,7 +69,7 @@ define i64 @sext_i16_i64(i16 *%p) {
 }
 
 ; CHECK-LABEL: zext_i16_i64:
-; CHECK: i64.load16_u $push0=, $0{{$}}
+; CHECK: i64.load16_u $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i64 @zext_i16_i64(i16 *%p) {
   %v = load i16, i16* %p
@@ -78,7 +78,7 @@ define i64 @zext_i16_i64(i16 *%p) {
 }
 
 ; CHECK-LABEL: sext_i32_i64:
-; CHECK: i64.load32_s $push0=, $0{{$}}
+; CHECK: i64.load32_s $push0=, 0($0){{$}}
 ; CHECK-NEXT: return $pop0{{$}}
 define i64 @sext_i32_i64(i32 *%p) {
   %v = load i32, i32* %p
@@ -87,7 +87,7 @@ define i64 @sext_i32_i64(i32 *%p) {
 }
 
 ; CHECK-LABEL: zext_i32_i64:
-; CHECK: i64.load32_u $push0=, $0{{$}}
+; CHECK: i64.load32_u $push0=, 0($0){{$}}
 ; CHECK: return $pop0{{$}}
 define i64 @zext_i32_i64(i32 *%p) {
   %v = load i32, i32* %p

Modified: llvm/trunk/test/CodeGen/WebAssembly/load-store-i1.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/load-store-i1.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/load-store-i1.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/load-store-i1.ll Fri Dec  4 18:26:39 2015
@@ -6,7 +6,7 @@ target datalayout = "e-p:32:32-i64:64-n3
 target triple = "wasm32-unknown-unknown"
 
 ; CHECK-LABEL: load_u_i1_i32:
-; CHECK:      i32.load8_u $push[[NUM0:[0-9]+]]=, $0{{$}}
+; CHECK:      i32.load8_u $push[[NUM0:[0-9]+]]=, 0($0){{$}}
 ; CHECK-NEXT: return $pop[[NUM0]]{{$}}
 define i32 @load_u_i1_i32(i1* %p) {
   %v = load i1, i1* %p
@@ -15,7 +15,7 @@ define i32 @load_u_i1_i32(i1* %p) {
 }
 
 ; CHECK-LABEL: load_s_i1_i32:
-; CHECK:      i32.load8_u $push[[NUM0:[0-9]+]]=, $0{{$}}
+; CHECK:      i32.load8_u $push[[NUM0:[0-9]+]]=, 0($0){{$}}
 ; CHECK-NEXT: i32.const $[[NUM1:[0-9]+]]=, 31{{$}}
 ; CHECK-NEXT: shl $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $[[NUM1]]{{$}}
 ; CHECK-NEXT: shr_s $push[[NUM3:[0-9]+]]=, $pop[[NUM2]], $[[NUM1]]{{$}}
@@ -27,7 +27,7 @@ define i32 @load_s_i1_i32(i1* %p) {
 }
 
 ; CHECK-LABEL: load_u_i1_i64:
-; CHECK:      i64.load8_u $push[[NUM0:[0-9]+]]=, $0{{$}}
+; CHECK:      i64.load8_u $push[[NUM0:[0-9]+]]=, 0($0){{$}}
 ; CHECK-NEXT: return $pop[[NUM0]]{{$}}
 define i64 @load_u_i1_i64(i1* %p) {
   %v = load i1, i1* %p
@@ -36,7 +36,7 @@ define i64 @load_u_i1_i64(i1* %p) {
 }
 
 ; CHECK-LABEL: load_s_i1_i64:
-; CHECK:      i64.load8_u $push[[NUM0:[0-9]+]]=, $0{{$}}
+; CHECK:      i64.load8_u $push[[NUM0:[0-9]+]]=, 0($0){{$}}
 ; CHECK-NEXT: i64.const $[[NUM1:[0-9]+]]=, 63{{$}}
 ; CHECK-NEXT: shl $push[[NUM2:[0-9]+]]=, $pop[[NUM0]], $[[NUM1]]{{$}}
 ; CHECK-NEXT: shr_s $push[[NUM3:[0-9]+]]=, $pop[[NUM2]], $[[NUM1]]{{$}}
@@ -50,7 +50,7 @@ define i64 @load_s_i1_i64(i1* %p) {
 ; CHECK-LABEL: store_i32_i1:
 ; CHECK:      i32.const $push[[NUM0:[0-9]+]]=, 1{{$}}
 ; CHECK-NEXT: i32.and $push[[NUM1:[0-9]+]]=, $1, $pop[[NUM0]]{{$}}
-; CHECK-NEXT: i32.store8 $discard=, $0, $pop[[NUM1]]{{$}}
+; CHECK-NEXT: i32.store8 $discard=, 0($0), $pop[[NUM1]]{{$}}
 define void @store_i32_i1(i1* %p, i32 %v) {
   %t = trunc i32 %v to i1
   store i1 %t, i1* %p
@@ -60,7 +60,7 @@ define void @store_i32_i1(i1* %p, i32 %v
 ; CHECK-LABEL: store_i64_i1:
 ; CHECK:      i64.const $push[[NUM0:[0-9]+]]=, 1{{$}}
 ; CHECK-NEXT: i64.and $push[[NUM1:[0-9]+]]=, $1, $pop[[NUM0]]{{$}}
-; CHECK-NEXT: i64.store8 $discard=, $0, $pop[[NUM1]]{{$}}
+; CHECK-NEXT: i64.store8 $discard=, 0($0), $pop[[NUM1]]{{$}}
 define void @store_i64_i1(i1* %p, i64 %v) {
   %t = trunc i64 %v to i1
   store i1 %t, i1* %p

Modified: llvm/trunk/test/CodeGen/WebAssembly/load.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/load.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/load.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/load.ll Fri Dec  4 18:26:39 2015
@@ -8,7 +8,7 @@ target triple = "wasm32-unknown-unknown"
 ; CHECK-LABEL: ldi32:
 ; CHECK-NEXT: .param i32{{$}}
 ; CHECK-NEXT: .result i32{{$}}
-; CHECK-NEXT: i32.load $push[[NUM:[0-9]+]]=, $0{{$}}
+; CHECK-NEXT: i32.load $push[[NUM:[0-9]+]]=, 0($0){{$}}
 ; CHECK-NEXT: return $pop[[NUM]]{{$}}
 define i32 @ldi32(i32 *%p) {
   %v = load i32, i32* %p
@@ -18,7 +18,7 @@ define i32 @ldi32(i32 *%p) {
 ; CHECK-LABEL: ldi64:
 ; CHECK-NEXT: .param i32{{$}}
 ; CHECK-NEXT: .result i64{{$}}
-; CHECK-NEXT: i64.load $push[[NUM:[0-9]+]]=, $0{{$}}
+; CHECK-NEXT: i64.load $push[[NUM:[0-9]+]]=, 0($0){{$}}
 ; CHECK-NEXT: return $pop[[NUM]]{{$}}
 define i64 @ldi64(i64 *%p) {
   %v = load i64, i64* %p
@@ -28,7 +28,7 @@ define i64 @ldi64(i64 *%p) {
 ; CHECK-LABEL: ldf32:
 ; CHECK-NEXT: .param i32{{$}}
 ; CHECK-NEXT: .result f32{{$}}
-; CHECK-NEXT: f32.load $push[[NUM:[0-9]+]]=, $0{{$}}
+; CHECK-NEXT: f32.load $push[[NUM:[0-9]+]]=, 0($0){{$}}
 ; CHECK-NEXT: return $pop[[NUM]]{{$}}
 define float @ldf32(float *%p) {
   %v = load float, float* %p
@@ -38,7 +38,7 @@ define float @ldf32(float *%p) {
 ; CHECK-LABEL: ldf64:
 ; CHECK-NEXT: .param i32{{$}}
 ; CHECK-NEXT: .result f64{{$}}
-; CHECK-NEXT: f64.load $push[[NUM:[0-9]+]]=, $0{{$}}
+; CHECK-NEXT: f64.load $push[[NUM:[0-9]+]]=, 0($0){{$}}
 ; CHECK-NEXT: return $pop[[NUM]]{{$}}
 define double @ldf64(double *%p) {
   %v = load double, double* %p

Modified: llvm/trunk/test/CodeGen/WebAssembly/store-results.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/store-results.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/store-results.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/store-results.ll Fri Dec  4 18:26:39 2015
@@ -9,7 +9,7 @@ target triple = "wasm32-unknown-unknown"
 ; CHECK-LABEL: single_block:
 ; CHECK-NOT: .local
 ; CHECK: i32.const $push{{[0-9]+}}=, 0
-; CHECK: i32.store $push[[STORE:[0-9]+]]=, $0, $pop{{[0-9]+}}
+; CHECK: i32.store $push[[STORE:[0-9]+]]=, 0($0), $pop{{[0-9]+}}
 ; CHECK: return $pop[[STORE]]{{$}}
 define i32 @single_block(i32* %p) {
 entry:
@@ -26,7 +26,7 @@ entry:
 @pos = global %class.Vec3 zeroinitializer, align 4
 
 ; CHECK-LABEL: foo:
-; CHECK: i32.store $discard=, $pop0, $0
+; CHECK: i32.store $discard=, 0($pop0), $0
 define void @foo() {
 for.body.i:
   br label %for.body5.i
@@ -44,7 +44,7 @@ for.cond.cleanup4.i:
 }
 
 ; CHECK-LABEL: bar:
-; CHECK: i32.store $discard=, $0, $pop0
+; CHECK: i32.store $discard=, 0($0), $pop0
 define void @bar() {
 for.body.i:
   br label %for.body5.i

Modified: llvm/trunk/test/CodeGen/WebAssembly/store-trunc.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/store-trunc.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/store-trunc.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/store-trunc.ll Fri Dec  4 18:26:39 2015
@@ -6,7 +6,7 @@ target datalayout = "e-p:32:32-i64:64-n3
 target triple = "wasm32-unknown-unknown"
 
 ; CHECK-LABEL: trunc_i8_i32:
-; CHECK: i32.store8 $discard=, $0, $1{{$}}
+; CHECK: i32.store8 $discard=, 0($0), $1{{$}}
 define void @trunc_i8_i32(i8 *%p, i32 %v) {
   %t = trunc i32 %v to i8
   store i8 %t, i8* %p
@@ -14,7 +14,7 @@ define void @trunc_i8_i32(i8 *%p, i32 %v
 }
 
 ; CHECK-LABEL: trunc_i16_i32:
-; CHECK: i32.store16 $discard=, $0, $1{{$}}
+; CHECK: i32.store16 $discard=, 0($0), $1{{$}}
 define void @trunc_i16_i32(i16 *%p, i32 %v) {
   %t = trunc i32 %v to i16
   store i16 %t, i16* %p
@@ -22,7 +22,7 @@ define void @trunc_i16_i32(i16 *%p, i32
 }
 
 ; CHECK-LABEL: trunc_i8_i64:
-; CHECK: i64.store8 $discard=, $0, $1{{$}}
+; CHECK: i64.store8 $discard=, 0($0), $1{{$}}
 define void @trunc_i8_i64(i8 *%p, i64 %v) {
   %t = trunc i64 %v to i8
   store i8 %t, i8* %p
@@ -30,7 +30,7 @@ define void @trunc_i8_i64(i8 *%p, i64 %v
 }
 
 ; CHECK-LABEL: trunc_i16_i64:
-; CHECK: i64.store16 $discard=, $0, $1{{$}}
+; CHECK: i64.store16 $discard=, 0($0), $1{{$}}
 define void @trunc_i16_i64(i16 *%p, i64 %v) {
   %t = trunc i64 %v to i16
   store i16 %t, i16* %p
@@ -38,7 +38,7 @@ define void @trunc_i16_i64(i16 *%p, i64
 }
 
 ; CHECK-LABEL: trunc_i32_i64:
-; CHECK: i64.store32 $discard=, $0, $1{{$}}
+; CHECK: i64.store32 $discard=, 0($0), $1{{$}}
 define void @trunc_i32_i64(i32 *%p, i64 %v) {
   %t = trunc i64 %v to i32
   store i32 %t, i32* %p

Modified: llvm/trunk/test/CodeGen/WebAssembly/store.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/store.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/store.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/store.ll Fri Dec  4 18:26:39 2015
@@ -7,7 +7,7 @@ target triple = "wasm32-unknown-unknown"
 
 ; CHECK-LABEL: sti32:
 ; CHECK-NEXT: .param i32, i32{{$}}
-; CHECK-NEXT: i32.store $discard=, $0, $1{{$}}
+; CHECK-NEXT: i32.store $discard=, 0($0), $1{{$}}
 ; CHECK-NEXT: return{{$}}
 define void @sti32(i32 *%p, i32 %v) {
   store i32 %v, i32* %p
@@ -16,7 +16,7 @@ define void @sti32(i32 *%p, i32 %v) {
 
 ; CHECK-LABEL: sti64:
 ; CHECK-NEXT: .param i32, i64{{$}}
-; CHECK-NEXT: i64.store $discard=, $0, $1{{$}}
+; CHECK-NEXT: i64.store $discard=, 0($0), $1{{$}}
 ; CHECK-NEXT: return{{$}}
 define void @sti64(i64 *%p, i64 %v) {
   store i64 %v, i64* %p
@@ -25,7 +25,7 @@ define void @sti64(i64 *%p, i64 %v) {
 
 ; CHECK-LABEL: stf32:
 ; CHECK-NEXT: .param i32, f32{{$}}
-; CHECK-NEXT: f32.store $discard=, $0, $1{{$}}
+; CHECK-NEXT: f32.store $discard=, 0($0), $1{{$}}
 ; CHECK-NEXT: return{{$}}
 define void @stf32(float *%p, float %v) {
   store float %v, float* %p
@@ -34,7 +34,7 @@ define void @stf32(float *%p, float %v)
 
 ; CHECK-LABEL: stf64:
 ; CHECK-NEXT: .param i32, f64{{$}}
-; CHECK-NEXT: f64.store $discard=, $0, $1{{$}}
+; CHECK-NEXT: f64.store $discard=, 0($0), $1{{$}}
 ; CHECK-NEXT: return{{$}}
 define void @stf64(double *%p, double %v) {
   store double %v, double* %p

Modified: llvm/trunk/test/CodeGen/WebAssembly/varargs.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/WebAssembly/varargs.ll?rev=254807&r1=254806&r2=254807&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/WebAssembly/varargs.ll (original)
+++ llvm/trunk/test/CodeGen/WebAssembly/varargs.ll Fri Dec  4 18:26:39 2015
@@ -32,8 +32,8 @@ entry:
 
 ; CHECK-LABEL: copy:
 ; CHECK-NEXT: .param i32, i32{{$}}
-; CHECK-NEXT: i32.load  $push0=, $1{{$}}
-; CHECK-NEXT: i32.store $discard=, $0, $pop0{{$}}
+; CHECK-NEXT: i32.load  $push0=, 0($1){{$}}
+; CHECK-NEXT: i32.store $discard=, 0($0), $pop0{{$}}
 ; CHECK-NEXT: return{{$}}
 define void @copy(i8** %ap, i8** %bp) {
 entry:
@@ -49,11 +49,11 @@ entry:
 ; CHECK-NEXT: .param     i32{{$}}
 ; CHECK-NEXT: .result    i32{{$}}
 ; CHECK-NEXT: .local     i32{{$}}
-; CHECK-NEXT: i32.load   $1=, $0{{$}}
+; CHECK-NEXT: i32.load   $1=, 0($0){{$}}
 ; CHECK-NEXT: i32.const  $push0=, 4{{$}}
 ; CHECK-NEXT: i32.add    $push1=, $1, $pop0{{$}}
-; CHECK-NEXT: i32.store  $discard=, $0, $pop1{{$}}
-; CHECK-NEXT: i32.load   $push2=, $1{{$}}
+; CHECK-NEXT: i32.store  $discard=, 0($0), $pop1{{$}}
+; CHECK-NEXT: i32.load   $push2=, 0($1){{$}}
 ; CHECK-NEXT: return     $pop2{{$}}
 define i8 @arg_i8(i8** %ap) {
 entry:
@@ -67,15 +67,15 @@ entry:
 ; CHECK-NEXT: .param     i32{{$}}
 ; CHECK-NEXT: .result    i32{{$}}
 ; CHECK-NEXT: .local     i32{{$}}
-; CHECK-NEXT: i32.load   $push0=, $0{{$}}
+; CHECK-NEXT: i32.load   $push0=, 0($0){{$}}
 ; CHECK-NEXT: i32.const  $push1=, 3{{$}}
 ; CHECK-NEXT: i32.add    $push2=, $pop0, $pop1{{$}}
 ; CHECK-NEXT: i32.const  $push3=, -4{{$}}
 ; CHECK-NEXT: i32.and    $1=, $pop2, $pop3{{$}}
 ; CHECK-NEXT: i32.const  $push4=, 4{{$}}
 ; CHECK-NEXT: i32.add    $push5=, $1, $pop4{{$}}
-; CHECK-NEXT: i32.store  $discard=, $0, $pop5{{$}}
-; CHECK-NEXT: i32.load   $push6=, $1{{$}}
+; CHECK-NEXT: i32.store  $discard=, 0($0), $pop5{{$}}
+; CHECK-NEXT: i32.load   $push6=, 0($1){{$}}
 ; CHECK-NEXT: return     $pop6{{$}}
 define i32 @arg_i32(i8** %ap) {
 entry:




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