[WebAssembly] Enable register coloring and register stackifying.
This also takes the push/pop syntax another step forward, introducing stack
slot numbers to make it easier to see how expressions are connected. For
example, the value pushed in $push7 is popped in $pop7.
And, this begins an experiment with making get_local and set_local implicit
when an operation directly uses or defines a register. This greatly reduces
clutter. If this experiment succeeds, it may make sense to do this for
const instructions as well.
And, this introduces more special code for ARGUMENTS; hopefully this code
will soon be obviated by proper support for live-in virtual registers.
llvm-svn: 253465
diff --git a/llvm/test/CodeGen/WebAssembly/comparisons_i64.ll b/llvm/test/CodeGen/WebAssembly/comparisons_i64.ll
index 620d0f39..ba56f3f 100644
--- a/llvm/test/CodeGen/WebAssembly/comparisons_i64.ll
+++ b/llvm/test/CodeGen/WebAssembly/comparisons_i64.ll
@@ -9,10 +9,8 @@
; CHECK-NEXT: .param i64{{$}}
; CHECK-NEXT: .param i64{{$}}
; CHECK-NEXT: .result i32{{$}}
-; CHECK-NEXT: .local i64, i64, i32{{$}}
-; CHECK-NEXT: i64.eq $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
-; CHECK-NEXT: return (get_local 2){{$}}
+; CHECK-NEXT: i64.eq $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @eq_i64(i64 %x, i64 %y) {
%a = icmp eq i64 %x, %y
%b = zext i1 %a to i32
@@ -20,8 +18,8 @@
}
; CHECK-LABEL: ne_i64:
-; CHECK: i64.ne $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.ne $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @ne_i64(i64 %x, i64 %y) {
%a = icmp ne i64 %x, %y
%b = zext i1 %a to i32
@@ -29,8 +27,8 @@
}
; CHECK-LABEL: slt_i64:
-; CHECK: i64.lt_s $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.lt_s $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @slt_i64(i64 %x, i64 %y) {
%a = icmp slt i64 %x, %y
%b = zext i1 %a to i32
@@ -38,8 +36,8 @@
}
; CHECK-LABEL: sle_i64:
-; CHECK: i64.le_s $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.le_s $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @sle_i64(i64 %x, i64 %y) {
%a = icmp sle i64 %x, %y
%b = zext i1 %a to i32
@@ -47,8 +45,8 @@
}
; CHECK-LABEL: ult_i64:
-; CHECK: i64.lt_u $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.lt_u $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @ult_i64(i64 %x, i64 %y) {
%a = icmp ult i64 %x, %y
%b = zext i1 %a to i32
@@ -56,8 +54,8 @@
}
; CHECK-LABEL: ule_i64:
-; CHECK: i64.le_u $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.le_u $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @ule_i64(i64 %x, i64 %y) {
%a = icmp ule i64 %x, %y
%b = zext i1 %a to i32
@@ -65,8 +63,8 @@
}
; CHECK-LABEL: sgt_i64:
-; CHECK: i64.gt_s $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.gt_s $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @sgt_i64(i64 %x, i64 %y) {
%a = icmp sgt i64 %x, %y
%b = zext i1 %a to i32
@@ -74,8 +72,8 @@
}
; CHECK-LABEL: sge_i64:
-; CHECK: i64.ge_s $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.ge_s $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @sge_i64(i64 %x, i64 %y) {
%a = icmp sge i64 %x, %y
%b = zext i1 %a to i32
@@ -83,8 +81,8 @@
}
; CHECK-LABEL: ugt_i64:
-; CHECK: i64.gt_u $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.gt_u $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @ugt_i64(i64 %x, i64 %y) {
%a = icmp ugt i64 %x, %y
%b = zext i1 %a to i32
@@ -92,8 +90,8 @@
}
; CHECK-LABEL: uge_i64:
-; CHECK: i64.ge_u $push, (get_local 0), (get_local 1){{$}}
-; CHECK-NEXT: set_local 2, $pop{{$}}
+; CHECK: i64.ge_u $push[[NUM:[0-9]+]], $0, $1{{$}}
+; CHECK-NEXT: return $pop[[NUM]]{{$}}
define i32 @uge_i64(i64 %x, i64 %y) {
%a = icmp uge i64 %x, %y
%b = zext i1 %a to i32