Rebased PNaCl localmods in LLVM to 223109

test/NaCl/ARM/neon-vld1-sandboxing.ll

Index: test/NaCl/ARM/neon-vld1-sandboxing.ll
diff --git a/test/NaCl/ARM/neon-vld1-sandboxing.ll b/test/NaCl/ARM/neon-vld1-sandboxing.ll
new file mode 100644
index 0000000000000000000000000000000000000000..d33c46600b331b511288987617fe73473f9061e7
--- /dev/null
+++ b/test/NaCl/ARM/neon-vld1-sandboxing.ll
@@ -0,0 +1,113 @@
+; RUN: pnacl-llc -mtriple=armv7-unknown-nacl -mattr=+neon -filetype=obj %s -o - \
+; RUN:  | llvm-objdump -disassemble -triple armv7 - | FileCheck %s
+
+define <8 x i8> @vld1i8(i8* %A) nounwind {
+  %tmp1 = call <8 x i8> @llvm.arm.neon.vld1.v8i8(i8* %A, i32 16)
+; CHECK:         bic r0, r0, #3221225472
+; CHECK-NEXT:    vld1.8 {{{d[0-9]+}}}, [r0:64]
+  ret <8 x i8> %tmp1
+}
+
+define <4 x i16> @vld1i16(i16* %A) nounwind {
+  %tmp0 = bitcast i16* %A to i8*
+  %tmp1 = call <4 x i16> @llvm.arm.neon.vld1.v4i16(i8* %tmp0, i32 1)
+; CHECK:         bic r0, r0, #3221225472
+; CHECK-NEXT:    vld1.16 {{{d[0-9]+}}}, [r0]
+  ret <4 x i16> %tmp1
+}
+
+define <2 x i32> @vld1i32(i32* %A) nounwind {
+  %tmp0 = bitcast i32* %A to i8*
+  %tmp1 = call <2 x i32> @llvm.arm.neon.vld1.v2i32(i8* %tmp0, i32 1)
+; CHECK:         bic r0, r0, #3221225472
+; CHECK-NEXT:    vld1.32 {{{d[0-9]+}}}, [r0]
+  ret <2 x i32> %tmp1
+}
+
+; Insert useless arguments here just for the sake of moving
+; %A further down the rN chain (testing how sandboxing detects
+; the correct register and not just the default r0)
+define <1 x i64> @vld1i64(i32 %foo, i32 %bar, i32 %baz,
+                          i64* %A) nounwind {
+  %tmp0 = bitcast i64* %A to i8*
+  %tmp1 = call <1 x i64> @llvm.arm.neon.vld1.v1i64(i8* %tmp0, i32 1)
+; CHECK:         bic r3, r3, #3221225472
+; CHECK-NEXT:    vld1.64 {{{d[0-9]+}}}, [r3]
+  ret <1 x i64> %tmp1
+}
+
+define <16 x i8> @vld1Qi8(i8* %A) nounwind {
+  %tmp1 = call <16 x i8> @llvm.arm.neon.vld1.v16i8(i8* %A, i32 8)
+; CHECK:         bic r0, r0, #3221225472
+; CHECK-NEXT:    vld1.8 {{{d[0-9]+}}, {{d[0-9]+}}}, [r0:64]
+  ret <16 x i8> %tmp1
+}
+
+define <8 x i16> @vld1Qi16(i16* %A) nounwind {
+  %tmp0 = bitcast i16* %A to i8*
+  %tmp1 = call <8 x i16> @llvm.arm.neon.vld1.v8i16(i8* %tmp0, i32 32)
+; CHECK:         bic r0, r0, #3221225472
+; CHECK-NEXT:    vld1.16 {{{d[0-9]+}}, {{d[0-9]+}}}, [r0:128]
+  ret <8 x i16> %tmp1
+}
+
+define <4 x i32> @vld1Qi32(i32* %A) nounwind {
+  %tmp0 = bitcast i32* %A to i8*
+  %tmp1 = call <4 x i32> @llvm.arm.neon.vld1.v4i32(i8* %tmp0, i32 1)
+; CHECK:         bic r0, r0, #3221225472
+; CHECK-NEXT:    vld1.32 {{{d[0-9]+}}, {{d[0-9]+}}}, [r0]
+  ret <4 x i32> %tmp1
+}
+
+define <2 x i64> @vld1Qi64(i64* %A) nounwind {
+  %tmp0 = bitcast i64* %A to i8*
+  %tmp1 = call <2 x i64> @llvm.arm.neon.vld1.v2i64(i8* %tmp0, i32 1)
+; CHECK:         bic r0, r0, #3221225472
+; CHECK-NEXT:    vld1.64 {{{d[0-9]+}}, {{d[0-9]+}}}, [r0]
+  ret <2 x i64> %tmp1
+}
+
+declare <8 x i8>  @llvm.arm.neon.vld1.v8i8(i8*, i32) nounwind readonly
+declare <4 x i16> @llvm.arm.neon.vld1.v4i16(i8*, i32) nounwind readonly
+declare <2 x i32> @llvm.arm.neon.vld1.v2i32(i8*, i32) nounwind readonly
+declare <2 x float> @llvm.arm.neon.vld1.v2f32(i8*, i32) nounwind readonly
+declare <1 x i64> @llvm.arm.neon.vld1.v1i64(i8*, i32) nounwind readonly
+
+declare <16 x i8> @llvm.arm.neon.vld1.v16i8(i8*, i32) nounwind readonly
+declare <8 x i16> @llvm.arm.neon.vld1.v8i16(i8*, i32) nounwind readonly
+declare <4 x i32> @llvm.arm.neon.vld1.v4i32(i8*, i32) nounwind readonly
+declare <4 x float> @llvm.arm.neon.vld1.v4f32(i8*, i32) nounwind readonly
+declare <2 x i64> @llvm.arm.neon.vld1.v2i64(i8*, i32) nounwind readonly
+
+define <16 x i8> @vld1Qi8_update(i8** %ptr) nounwind {
+  %A = load i8** %ptr
+  %tmp1 = call <16 x i8> @llvm.arm.neon.vld1.v16i8(i8* %A, i32 8)
+; CHECK:         bic r1, r1, #3221225472
+; CHECK-NEXT:    vld1.8 {{{d[0-9]+}}, {{d[0-9]+}}}, [r1:64]!
+  %tmp2 = getelementptr i8* %A, i32 16
+  store i8* %tmp2, i8** %ptr
+  ret <16 x i8> %tmp1
+}
+
+define <4 x i16> @vld1i16_update(i16** %ptr) nounwind {
+  %A = load i16** %ptr
+  %tmp0 = bitcast i16* %A to i8*
+  %tmp1 = call <4 x i16> @llvm.arm.neon.vld1.v4i16(i8* %tmp0, i32 1)
+; CHECK:         bic r1, r1, #3221225472
+; CHECK-NEXT:    vld1.16 {{{d[0-9]+}}}, [r1]!
+  %tmp2 = getelementptr i16* %A, i32 4
+         store i16* %tmp2, i16** %ptr
+  ret <4 x i16> %tmp1
+}
+
+define <2 x i32> @vld1i32_update(i32** %ptr, i32 %inc) nounwind {
+  %A = load i32** %ptr
+  %tmp0 = bitcast i32* %A to i8*
+  %tmp1 = call <2 x i32> @llvm.arm.neon.vld1.v2i32(i8* %tmp0, i32 1)
+; CHECK:         bic r2, r2, #3221225472
+; CHECK-NEXT:    vld1.32 {{{d[0-9]+}}}, [r2], r1
+  %tmp2 = getelementptr i32* %A, i32 %inc
+  store i32* %tmp2, i32** %ptr
+  ret <2 x i32> %tmp1
+}
+