1 files changed, 99 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/fast-isel-select.ll b/test/CodeGen/ARM/fast-isel-select.ll
new file mode 100644
index 0000000..b83a733
--- /dev/null
+++ b/test/CodeGen/ARM/fast-isel-select.ll
@@ -0,0 +1,99 @@
+; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
+; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
+
+define i32 @t1(i1 %c) nounwind readnone {
+entry:
+; ARM: t1
+; ARM: movw r{{[1-9]}}, #10
+; ARM: cmp r0, #0
+; ARM: moveq r{{[1-9]}}, #20
+; ARM: mov r0, r{{[1-9]}}
+; THUMB: t1
+; THUMB: movs r{{[1-9]}}, #10
+; THUMB: movt r{{[1-9]}}, #0
+; THUMB: cmp r0, #0
+; THUMB: it eq
+; THUMB: moveq r{{[1-9]}}, #20
+; THUMB: mov r0, r{{[1-9]}}
+  %0 = select i1 %c, i32 10, i32 20
+  ret i32 %0
+}
+
+define i32 @t2(i1 %c, i32 %a) nounwind readnone {
+entry:
+; ARM: t2
+; ARM: cmp r0, #0
+; ARM: moveq r{{[1-9]}}, #20
+; ARM: mov r0, r{{[1-9]}}
+; THUMB: t2
+; THUMB: cmp r0, #0
+; THUMB: it eq
+; THUMB: moveq r{{[1-9]}}, #20
+; THUMB: mov r0, r{{[1-9]}}
+  %0 = select i1 %c, i32 %a, i32 20
+  ret i32 %0
+}
+
+define i32 @t3(i1 %c, i32 %a, i32 %b) nounwind readnone {
+entry:
+; ARM: t3
+; ARM: cmp r0, #0
+; ARM: movne r{{[1-9]}}, r{{[1-9]}}
+; ARM: mov r0, r{{[1-9]}}
+; THUMB: t3
+; THUMB: cmp r0, #0
+; THUMB: it ne
+; THUMB: movne r{{[1-9]}}, r{{[1-9]}}
+; THUMB: mov r0, r{{[1-9]}}
+  %0 = select i1 %c, i32 %a, i32 %b
+  ret i32 %0
+}
+
+define i32 @t4(i1 %c) nounwind readnone {
+entry:
+; ARM: t4
+; ARM: mvn r{{[1-9]}}, #9
+; ARM: cmp r0, #0
+; ARM: mvneq r{{[1-9]}}, #0
+; ARM: mov r0, r{{[1-9]}}
+; THUMB: t4
+; THUMB: movw r{{[1-9]}}, #65526
+; THUMB: movt r{{[1-9]}}, #65535
+; THUMB: cmp r0, #0
+; THUMB: it eq
+; THUMB: mvneq r{{[1-9]}}, #0
+; THUMB: mov r0, r{{[1-9]}}
+  %0 = select i1 %c, i32 -10, i32 -1
+  ret i32 %0
+}
+
+define i32 @t5(i1 %c, i32 %a) nounwind readnone {
+entry:
+; ARM: t5
+; ARM: cmp r0, #0
+; ARM: mvneq r{{[1-9]}}, #1
+; ARM: mov r0, r{{[1-9]}}
+; THUMB: t5
+; THUMB: cmp r0, #0
+; THUMB: it eq
+; THUMB: mvneq r{{[1-9]}}, #1
+; THUMB: mov r0, r{{[1-9]}}
+  %0 = select i1 %c, i32 %a, i32 -2
+  ret i32 %0
+}
+
+; Check one large negative immediates.
+define i32 @t6(i1 %c, i32 %a) nounwind readnone {
+entry:
+; ARM: t6
+; ARM: cmp r0, #0
+; ARM: mvneq r{{[1-9]}}, #978944
+; ARM: mov r0, r{{[1-9]}}
+; THUMB: t6
+; THUMB: cmp r0, #0
+; THUMB: it eq
+; THUMB: mvneq r{{[1-9]}}, #978944
+; THUMB: mov r0, r{{[1-9]}}
+  %0 = select i1 %c, i32 %a, i32 -978945
+  ret i32 %0
+}