| # RUN: llc -mcpu=cortex-m33 -run-pass=arm-pseudo %s -o - | FileCheck %s |
| --- | |
| target datalayout = "E-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" |
| target triple = "thumbebv8m.main-arm-none-eabi" |
| |
| ; Function Attrs: cmse_nonsecure_entry nounwind |
| define hidden arm_aapcs_vfpcc void @secure_foo(void (double, double, double, double, double, double, double, double)* %fptr) local_unnamed_addr #0 { |
| entry: |
| %0 = ptrtoint void (double, double, double, double, double, double, double, double)* %fptr to i32 |
| %and = and i32 %0, -2 |
| %1 = inttoptr i32 %and to void (double, double, double, double, double, double, double, double)* |
| call arm_aapcs_vfpcc void %1(double 0.000000e+00, double 1.000000e+00, double 2.000000e+00, double 3.000000e+00, double 4.000000e+00, double 5.000000e+00, double 6.000000e+00, double 7.000000e+00) #2 |
| ret void |
| } |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.stackprotector(i8*, i8**) #1 |
| |
| attributes #0 = { "cmse_nonsecure_entry" nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "denormal-fp-math"="preserve-sign" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="true" "no-jump-tables"="false" "no-nans-fp-math"="true" "no-signed-zeros-fp-math"="true" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="generic" "target-features"="+8msecext,+armv8-m.main,-d32,-fp64,+fp-armv8,+hwdiv,+thumb-mode,-crypto,-fullfp16,-neon" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { nounwind } |
| attributes #2 = { "cmse_nonsecure_call" nounwind } |
| |
| !llvm.module.flags = !{!0, !1, !2, !3} |
| |
| !0 = !{i32 1, !"wchar_size", i32 4} |
| !1 = !{i32 1, !"static_rwdata", i32 1} |
| !2 = !{i32 1, !"enumsize_buildattr", i32 2} |
| !3 = !{i32 1, !"armlib_unavailable", i32 0} |
| |
| ... |
| --- |
| name: secure_foo |
| alignment: 2 |
| tracksRegLiveness: true |
| liveins: |
| - { reg: '$r0' } |
| frameInfo: |
| stackSize: 8 |
| maxAlignment: 4 |
| adjustsStack: true |
| hasCalls: true |
| maxCallFrameSize: 0 |
| stack: |
| - { id: 0, type: spill-slot, offset: -4, size: 4, alignment: 4, stack-id: default, |
| callee-saved-register: '$lr' } |
| - { id: 1, type: spill-slot, offset: -8, size: 4, alignment: 4, stack-id: default, |
| callee-saved-register: '$r7' } |
| constants: |
| - id: 0 |
| value: 'double 0.000000e+00' |
| alignment: 8 |
| - id: 1 |
| value: 'double 1.000000e+00' |
| alignment: 8 |
| - id: 2 |
| value: 'double 2.000000e+00' |
| alignment: 8 |
| - id: 3 |
| value: 'double 3.000000e+00' |
| alignment: 8 |
| - id: 4 |
| value: 'double 4.000000e+00' |
| alignment: 8 |
| - id: 5 |
| value: 'double 5.000000e+00' |
| alignment: 8 |
| - id: 6 |
| value: 'double 6.000000e+00' |
| alignment: 8 |
| - id: 7 |
| value: 'double 7.000000e+00' |
| alignment: 8 |
| body: | |
| bb.0.entry: |
| liveins: $r0, $r7, $lr |
| |
| $sp = frame-setup t2STMDB_UPD $sp, 14, $noreg, killed $r7, killed $lr |
| frame-setup CFI_INSTRUCTION def_cfa_offset 8 |
| frame-setup CFI_INSTRUCTION offset $lr, -4 |
| frame-setup CFI_INSTRUCTION offset $r7, -8 |
| renamable $d0 = VLDRD %const.0, 0, 14, $noreg :: (load 8 from constant-pool) |
| renamable $d1 = VLDRD %const.1, 0, 14, $noreg :: (load 8 from constant-pool) |
| renamable $d2 = VLDRD %const.2, 0, 14, $noreg :: (load 8 from constant-pool) |
| renamable $d3 = VLDRD %const.3, 0, 14, $noreg :: (load 8 from constant-pool) |
| renamable $d4 = VLDRD %const.4, 0, 14, $noreg :: (load 8 from constant-pool) |
| renamable $d5 = VLDRD %const.5, 0, 14, $noreg :: (load 8 from constant-pool) |
| renamable $d6 = VLDRD %const.6, 0, 14, $noreg :: (load 8 from constant-pool) |
| renamable $d7 = VLDRD %const.7, 0, 14, $noreg :: (load 8 from constant-pool) |
| renamable $r0 = t2BICri killed renamable $r0, 1, 14, $noreg, $noreg |
| tBLXNS_CALL killed renamable $r0, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit $d0, implicit $d1, implicit $d2, implicit $d3, implicit $d4, implicit $d5, implicit $d6, implicit $d7, implicit-def $sp |
| $sp = t2LDMIA_UPD $sp, 14, $noreg, def $r7, def $lr |
| tBXNS_RET |
| |
| ... |
| |
| # CHECK: VLSTM |
| # CHECK-DAG: $s12 = VLDRS $sp, 12, 14 /* CC::al */, $noreg |
| # CHECK-DAG: $s13 = VLDRS $sp, 13, 14 /* CC::al */, $noreg |
| # CHECK-DAG: $s14 = VLDRS $sp, 14, 14 /* CC::al */, $noreg |
| # CHECK-DAG: $s15 = VLDRS $sp, 15, 14 /* CC::al */, $noreg |
| # CHECK: tBLXNSr |
