Pre-commit test cases

Author: dianqk

llvm/test/Transforms/RelLookupTableConverter/unnamed_addr.ll

@@ -20,6 +20,14 @@
 @y3 = internal unnamed_addr constant ptr @x0
 @load_relative_2.table = private unnamed_addr constant [4 x ptr] [ptr @y3, ptr @y2, ptr @y1, ptr @y0]
 
+@b0 = private unnamed_addr constant [8 x i8] c"00000000"
+@b1 = private unnamed_addr constant [8 x i8] c"11111111"
+@b2 = private unnamed_addr constant [8 x i8] c"22222222"
+@load_relative_3.table = private unnamed_addr constant [3 x ptr] [
+  ptr getelementptr inbounds (i8, ptr @b0, i64 8),
+  ptr getelementptr inbounds (i8, ptr @b1, i64 8),
+  ptr getelementptr inbounds (i8, ptr @b2, i64 8)]
+
 ;.
 ; x86_64-apple-darwin: @a0 = private constant i32 0
 ; x86_64-apple-darwin: @a1 = private constant i32 1
@@ -34,6 +42,10 @@
 ; x86_64-apple-darwin: @y2 = internal constant ptr @x1
 ; x86_64-apple-darwin: @y3 = internal constant ptr @x0
 ; x86_64-apple-darwin: @load_relative_2.table.rel = private unnamed_addr constant [4 x i32] [i32 trunc (i64 sub (i64 ptrtoint (ptr @y3 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y2 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y1 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y0 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32)], align 4
+; x86_64-apple-darwin: @b0 = private unnamed_addr constant [8 x i8] c"00000000"
+; x86_64-apple-darwin: @b1 = private unnamed_addr constant [8 x i8] c"11111111"
+; x86_64-apple-darwin: @b2 = private unnamed_addr constant [8 x i8] c"22222222"
+; x86_64-apple-darwin: @load_relative_3.table.rel = private unnamed_addr constant [3 x i32] [i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b0, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b1, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b2, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32)], align 4
 ;.
 ; aarch64: @a0 = private constant i32 0
 ; aarch64: @a1 = private constant i32 1
@@ -48,6 +60,10 @@
 ; aarch64: @y2 = internal constant ptr @x1
 ; aarch64: @y3 = internal constant ptr @x0
 ; aarch64: @load_relative_2.table.rel = private unnamed_addr constant [4 x i32] [i32 trunc (i64 sub (i64 ptrtoint (ptr @y3 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y2 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y1 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y0 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32)], align 4
+; aarch64: @b0 = private unnamed_addr constant [8 x i8] c"00000000"
+; aarch64: @b1 = private unnamed_addr constant [8 x i8] c"11111111"
+; aarch64: @b2 = private unnamed_addr constant [8 x i8] c"22222222"
+; aarch64: @load_relative_3.table.rel = private unnamed_addr constant [3 x i32] [i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b0, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b1, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b2, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32)], align 4
 ;.
 ; x86_64: @a0 = private unnamed_addr constant i32 0
 ; x86_64: @a1 = private unnamed_addr constant i32 1
@@ -62,6 +78,10 @@
 ; x86_64: @y2 = internal unnamed_addr constant ptr @x1
 ; x86_64: @y3 = internal unnamed_addr constant ptr @x0
 ; x86_64: @load_relative_2.table.rel = private unnamed_addr constant [4 x i32] [i32 trunc (i64 sub (i64 ptrtoint (ptr @y3 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y2 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y1 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr @y0 to i64), i64 ptrtoint (ptr @load_relative_2.table.rel to i64)) to i32)], align 4
+; x86_64: @b0 = private unnamed_addr constant [8 x i8] c"00000000"
+; x86_64: @b1 = private unnamed_addr constant [8 x i8] c"11111111"
+; x86_64: @b2 = private unnamed_addr constant [8 x i8] c"22222222"
+; x86_64: @load_relative_3.table.rel = private unnamed_addr constant [3 x i32] [i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b0, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b1, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32), i32 trunc (i64 sub (i64 ptrtoint (ptr getelementptr inbounds (i8, ptr @b2, i64 8) to i64), i64 ptrtoint (ptr @load_relative_3.table.rel to i64)) to i32)], align 4
 ;.
 define ptr @load_relative_1(i64 %offset) {
 ; x86_64-apple-darwin-LABEL: define ptr @load_relative_1(
@@ -110,6 +130,31 @@ define ptr @load_relative_2(i64 %offset) {
   %load = load ptr, ptr %gep
   ret ptr %load
 }
+
+define ptr @load_relative_3(i64 %offset) {
+; x86_64-apple-darwin-LABEL: define ptr @load_relative_3(
+; x86_64-apple-darwin-SAME: i64 [[OFFSET:%.*]]) {
+; x86_64-apple-darwin-NEXT:    [[RELTABLE_SHIFT:%.*]] = shl i64 [[OFFSET]], 2
+; x86_64-apple-darwin-NEXT:    [[RELTABLE_INTRINSIC:%.*]] = call ptr @llvm.load.relative.i64(ptr @load_relative_3.table.rel, i64 [[RELTABLE_SHIFT]])
+; x86_64-apple-darwin-NEXT:    ret ptr [[RELTABLE_INTRINSIC]]
+;
+; aarch64-LABEL: define ptr @load_relative_3(
+; aarch64-SAME: i64 [[OFFSET:%.*]]) {
+; aarch64-NEXT:    [[RELTABLE_SHIFT:%.*]] = shl i64 [[OFFSET]], 2
+; aarch64-NEXT:    [[RELTABLE_INTRINSIC:%.*]] = call ptr @llvm.load.relative.i64(ptr @load_relative_3.table.rel, i64 [[RELTABLE_SHIFT]])
+; aarch64-NEXT:    ret ptr [[RELTABLE_INTRINSIC]]
+;
+; x86_64-LABEL: define ptr @load_relative_3(
+; x86_64-SAME: i64 [[OFFSET:%.*]]) {
+; x86_64-NEXT:    [[RELTABLE_SHIFT:%.*]] = shl i64 [[OFFSET]], 2
+; x86_64-NEXT:    [[RELTABLE_INTRINSIC:%.*]] = call ptr @llvm.load.relative.i64(ptr @load_relative_3.table.rel, i64 [[RELTABLE_SHIFT]])
+; x86_64-NEXT:    ret ptr [[RELTABLE_INTRINSIC]]
+;
+  %gep = getelementptr inbounds [3 x ptr], ptr @load_relative_3.table, i64 0, i64 %offset
+  %load = load ptr, ptr %gep
+  ret ptr %load
+}
+
 ;.
 ; x86_64-apple-darwin: attributes #[[ATTR0:[0-9]+]] = { nocallback nofree nosync nounwind willreturn memory(argmem: read) }
 ;.