Home | History | Annotate | Download | only in ARM
      1 ; RUN: llc -mtriple=arm-eabi -mattr=+vfp2 -no-integrated-as %s -o - | FileCheck %s
      2 
      3 define i32 @foo(float %scale, float %scale2) nounwind {
      4 entry:
      5   %scale.addr = alloca float, align 4
      6   %scale2.addr = alloca float, align 4
      7   store float %scale, float* %scale.addr, align 4
      8   store float %scale2, float* %scale2.addr, align 4
      9   %tmp = load float, float* %scale.addr, align 4
     10   %tmp1 = load float, float* %scale2.addr, align 4
     11   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
     12   ret i32 0
     13 }
     14 
     15 define void @f0() nounwind {
     16 entry:
     17 ; CHECK: f0
     18 ; CHECK: .word -1
     19 call void asm sideeffect ".word ${0:B} \0A\09", "i"(i32 0) nounwind
     20 ret void
     21 }
     22 
     23 define void @f1() nounwind {
     24 entry:
     25 ; CHECK: f1
     26 ; CHECK: .word 65535
     27 call void asm sideeffect ".word ${0:L} \0A\09", "i"(i32 -1) nounwind
     28 ret void
     29 }
     30 
     31 @f2_ptr = internal global i32* @f2_var, align 4
     32 @f2_var = external global i32
     33 
     34 define void @f2() nounwind {
     35 entry:
     36 ; CHECK: f2
     37 ; CHECK: ldr r0, [r{{[0-9]+}}]
     38 call void asm sideeffect "ldr r0, [${0:m}]\0A\09", "*m,~{r0}"(i32** @f2_ptr) nounwind
     39 ret void
     40 }
     41 
     42 @f3_ptr = internal global i64* @f3_var, align 4
     43 @f3_var = external global i64
     44 @f3_var2 = external global i64
     45 
     46 define void @f3() nounwind {
     47 entry:
     48 ; CHECK: f3
     49 ; CHECK: stm {{lr|r[0-9]+}}, {[[REG1:(r[0-9]+)]], r{{[0-9]+}}}
     50 ; CHECK: adds {{lr|r[0-9]+}}, [[REG1]]
     51 ; CHECK: ldm {{lr|r[0-9]+}}, {r{{[0-9]+}}, r{{[0-9]+}}}
     52 %tmp = load i64, i64* @f3_var, align 4
     53 %tmp1 = load i64, i64* @f3_var2, align 4
     54 %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
     55 store i64 %0, i64* @f3_var, align 4
     56 %1 = call i64 asm sideeffect "ldm ${1:m}, ${0:M}\0A\09", "=r,*m"(i64** @f3_ptr) nounwind
     57 store i64 %1, i64* @f3_var, align 4
     58 ret void
     59 }
     60 
     61 define i64 @f4(i64* %val) nounwind {
     62 entry:
     63   ;CHECK-LABEL: f4:
     64   ;CHECK: ldrexd [[REG1:(r[0-9]?[02468])]], {{r[0-9]?[13579]}}, [r{{[0-9]+}}]
     65   %0 = tail call i64 asm sideeffect "ldrexd $0, ${0:H}, [$1]", "=&r,r,*Qo"(i64* %val, i64* %val) nounwind
     66   ret i64 %0
     67 }
     68 
     69 ; PR16490
     70 define void @f5(i64 %__pu_val) {
     71   call void asm sideeffect "$1", "r,i"(i64 %__pu_val, i32 -14)
     72   ret void
     73 }
     74