ARM32 vector lowering: fabs, scalarize remaining arithmetic operations.

tests_lit/assembler/arm32/lsl.ll

Index: tests_lit/assembler/arm32/lsl.ll
diff --git a/tests_lit/assembler/arm32/lsl.ll b/tests_lit/assembler/arm32/lsl.ll
index e4794bcef472aa63343651c5f3ceedb0c654aee2..14080fc646b46ee29ab598d8aff445d0ec2bf366 100644
--- a/tests_lit/assembler/arm32/lsl.ll
+++ b/tests_lit/assembler/arm32/lsl.ll
@@ -61,3 +61,23 @@ entry:
 
   ret i32 %shl
 }
+
+define internal <4 x i32> @ShlVec(<4 x i32> %a, <4 x i32> %b) {
+; ASM-LABEL:ShlVec:
+; DIS-LABEL:00000020 <ShlVec>:
+; IASM-LABEL:ShlVec:
+
+entry:
+; ASM-NEXT:.LShlVec$entry:
+; IASM-NEXT:.LShlVec$entry:
+
+  %shl = shl <4 x i32> %a, %b
+
+; ASM:     lsl     r0, r0, r1
+; ASM:     lsl     r0, r0, r1
+; ASM:     lsl     r0, r0, r1
+; ASM:     lsl     r0, r0, r1
+; DIS:  28:        e1a00110
+
+  ret <4 x i32> %shl
+}