1 files changed, 59 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/arm-modifier.ll b/test/CodeGen/ARM/arm-modifier.ll
new file mode 100644
index 000000000000..0a7bb6cd2132
--- /dev/null
+++ b/test/CodeGen/ARM/arm-modifier.ll
@@ -0,0 +1,59 @@
+; RUN: llc < %s -march=arm -mattr=+vfp2 | FileCheck %s
+
+define i32 @foo(float %scale, float %scale2) nounwind {
+entry:
+  %scale.addr = alloca float, align 4
+  %scale2.addr = alloca float, align 4
+  store float %scale, float* %scale.addr, align 4
+  store float %scale2, float* %scale2.addr, align 4
+  %tmp = load float* %scale.addr, align 4
+  %tmp1 = load float* %scale2.addr, align 4
+  call void asm sideeffect "vmul.f32    q0, q0, ${0:y} \0A\09vmul.f32    q1, q1, ${0:y} \0A\09vmul.f32    q1, q0, ${1:y} \0A\09", "w,w,~{q0},~{q1}"(float %tmp, float %tmp1) nounwind
+  ret i32 0
+}
+
+define void @f0() nounwind {
+entry:
+; CHECK: f0
+; CHECK: .word -1
+call void asm sideeffect ".word ${0:B} \0A\09", "i"(i32 0) nounwind
+ret void
+}
+
+define void @f1() nounwind {
+entry:
+; CHECK: f1
+; CHECK: .word 65535
+call void asm sideeffect ".word ${0:L} \0A\09", "i"(i32 -1) nounwind
+ret void
+}
+
+@f2_ptr = internal global i32* @f2_var, align 4
+@f2_var = external global i32
+
+define void @f2() nounwind {
+entry:
+; CHECK: f2
+; CHECK: ldr r0, [r{{[0-9]+}}]
+call void asm sideeffect "ldr r0, [${0:m}]\0A\09", "*m,~{r0}"(i32** @f2_ptr) nounwind
+ret void
+}
+
+@f3_ptr = internal global i64* @f3_var, align 4
+@f3_var = external global i64
+@f3_var2 = external global i64
+
+define void @f3() nounwind {
+entry:
+; CHECK: f3
+; CHECK: stm r{{[0-9]+}}, {[[REG1:(r[0-9]+)]], r{{[0-9]+}}}
+; CHECK: adds lr, [[REG1]]
+; CHECK: ldm r{{[0-9]+}}, {r{{[0-9]+}}, r{{[0-9]+}}}
+%tmp = load i64* @f3_var, align 4
+%tmp1 = load i64* @f3_var2, align 4
+%0 = call i64 asm sideeffect "stm ${0:m}, ${1:M}\0A\09adds $3, $1\0A\09", "=*m,=r,1,r"(i64** @f3_ptr, i64 %tmp, i64 %tmp1) nounwind
+store i64 %0, i64* @f3_var, align 4
+%1 = call i64 asm sideeffect "ldm ${1:m}, ${0:M}\0A\09", "=r,*m"(i64** @f3_ptr) nounwind
+store i64 %1, i64* @f3_var, align 4
+ret void
+}