forked from OSchip/llvm-project
137 lines
4.5 KiB
LLVM
137 lines
4.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
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define i32 @fun0(i32 %n) #0 {
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; CHECK-LABEL: fun0:
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; CHECK: # %bb.0:
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; CHECK-NEXT: stmg %r11, %r15, 88(%r15)
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; CHECK-NEXT: .cfi_offset %r11, -72
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; CHECK-NEXT: .cfi_offset %r15, -40
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; CHECK-NEXT: aghi %r15, -160
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; CHECK-NEXT: .cfi_def_cfa_offset 320
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; CHECK-NEXT: lgr %r11, %r15
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; CHECK-NEXT: .cfi_def_cfa_register %r11
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; CHECK-NEXT: # kill: def $r2l killed $r2l def $r2d
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; CHECK-NEXT: risbgn %r1, %r2, 30, 189, 2
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; CHECK-NEXT: la %r0, 7(%r1)
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; CHECK-NEXT: risbgn %r1, %r0, 29, 188, 0
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; CHECK-NEXT: clgfi %r1, 4096
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; CHECK-NEXT: jl .LBB0_2
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; CHECK-NEXT: .LBB0_1: # =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: slgfi %r1, 4096
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; CHECK-NEXT: slgfi %r15, 4096
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; CHECK-NEXT: cg %r15, 4088(%r15)
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; CHECK-NEXT: clgfi %r1, 4096
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; CHECK-NEXT: jhe .LBB0_1
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; CHECK-NEXT: .LBB0_2:
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; CHECK-NEXT: cgije %r1, 0, .LBB0_4
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; CHECK-NEXT: # %bb.3:
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; CHECK-NEXT: slgr %r15, %r1
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; CHECK-NEXT: cg %r15, -8(%r1,%r15)
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; CHECK-NEXT: .LBB0_4:
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; CHECK-NEXT: la %r1, 160(%r15)
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; CHECK-NEXT: lhi %r0, 1
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; CHECK-NEXT: sty %r0, 4792(%r1)
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; CHECK-NEXT: l %r2, 0(%r1)
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; CHECK-NEXT: lmg %r11, %r15, 248(%r11)
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; CHECK-NEXT: br %r14
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%a = alloca i32, i32 %n
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%b = getelementptr inbounds i32, i32* %a, i64 1198
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store volatile i32 1, i32* %b
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%c = load volatile i32, i32* %a
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ret i32 %c
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}
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; Probe size should be modulo stack alignment.
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define i32 @fun1(i32 %n) #0 "stack-probe-size"="1250" {
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; CHECK-LABEL: fun1:
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; CHECK: # %bb.0:
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; CHECK-NEXT: stmg %r11, %r15, 88(%r15)
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; CHECK-NEXT: .cfi_offset %r11, -72
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; CHECK-NEXT: .cfi_offset %r15, -40
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; CHECK-NEXT: aghi %r15, -160
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; CHECK-NEXT: .cfi_def_cfa_offset 320
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; CHECK-NEXT: lgr %r11, %r15
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; CHECK-NEXT: .cfi_def_cfa_register %r11
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; CHECK-NEXT: # kill: def $r2l killed $r2l def $r2d
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; CHECK-NEXT: risbgn %r1, %r2, 30, 189, 2
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; CHECK-NEXT: la %r0, 7(%r1)
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; CHECK-NEXT: risbgn %r1, %r0, 29, 188, 0
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; CHECK-NEXT: clgfi %r1, 1248
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; CHECK-NEXT: jl .LBB1_2
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; CHECK-NEXT: .LBB1_1: # =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: slgfi %r1, 1248
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; CHECK-NEXT: slgfi %r15, 1248
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; CHECK-NEXT: cg %r15, 1240(%r15)
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; CHECK-NEXT: clgfi %r1, 1248
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; CHECK-NEXT: jhe .LBB1_1
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; CHECK-NEXT: .LBB1_2:
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; CHECK-NEXT: cgije %r1, 0, .LBB1_4
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; CHECK-NEXT: # %bb.3:
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; CHECK-NEXT: slgr %r15, %r1
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; CHECK-NEXT: cg %r15, -8(%r1,%r15)
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; CHECK-NEXT: .LBB1_4:
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; CHECK-NEXT: la %r1, 160(%r15)
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; CHECK-NEXT: lhi %r0, 1
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; CHECK-NEXT: sty %r0, 4792(%r1)
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; CHECK-NEXT: l %r2, 0(%r1)
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; CHECK-NEXT: lmg %r11, %r15, 248(%r11)
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; CHECK-NEXT: br %r14
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%a = alloca i32, i32 %n
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%b = getelementptr inbounds i32, i32* %a, i64 1198
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store volatile i32 1, i32* %b
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%c = load volatile i32, i32* %a
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ret i32 %c
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}
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; The minimum probe size is the stack alignment.
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define i32 @fun2(i32 %n) #0 "stack-probe-size"="4" {
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; CHECK-LABEL: fun2:
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; CHECK: # %bb.0:
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; CHECK-NEXT: stmg %r11, %r15, 88(%r15)
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; CHECK-NEXT: .cfi_offset %r11, -72
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; CHECK-NEXT: .cfi_offset %r15, -40
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; CHECK-NEXT: lgr %r1, %r15
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; CHECK-NEXT: .cfi_def_cfa_register %r1
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; CHECK-NEXT: aghi %r1, -160
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; CHECK-NEXT: .cfi_def_cfa_offset 320
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; CHECK-NEXT: .LBB2_1: # =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: aghi %r15, -8
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; CHECK-NEXT: cg %r0, 0(%r15)
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; CHECK-NEXT: clgrjh %r15, %r1, .LBB2_1
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; CHECK-NEXT: # %bb.2:
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; CHECK-NEXT: .cfi_def_cfa_register %r15
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; CHECK-NEXT: lgr %r11, %r15
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; CHECK-NEXT: .cfi_def_cfa_register %r11
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; CHECK-NEXT: # kill: def $r2l killed $r2l def $r2d
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; CHECK-NEXT: risbgn %r1, %r2, 30, 189, 2
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; CHECK-NEXT: la %r0, 7(%r1)
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; CHECK-NEXT: risbgn %r1, %r0, 29, 188, 0
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; CHECK-NEXT: clgijl %r1, 8, .LBB2_4
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; CHECK-NEXT: .LBB2_3: # =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: slgfi %r1, 8
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; CHECK-NEXT: slgfi %r15, 8
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; CHECK-NEXT: cg %r15, 0(%r15)
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; CHECK-NEXT: clgijhe %r1, 8, .LBB2_3
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; CHECK-NEXT: .LBB2_4:
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; CHECK-NEXT: cgije %r1, 0, .LBB2_6
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; CHECK-NEXT: # %bb.5:
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; CHECK-NEXT: slgr %r15, %r1
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; CHECK-NEXT: cg %r15, -8(%r1,%r15)
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; CHECK-NEXT: .LBB2_6:
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; CHECK-NEXT: la %r1, 160(%r15)
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; CHECK-NEXT: lhi %r0, 1
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; CHECK-NEXT: sty %r0, 4792(%r1)
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; CHECK-NEXT: l %r2, 0(%r1)
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; CHECK-NEXT: lmg %r11, %r15, 248(%r11)
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; CHECK-NEXT: br %r14
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%a = alloca i32, i32 %n
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%b = getelementptr inbounds i32, i32* %a, i64 1198
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store volatile i32 1, i32* %b
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%c = load volatile i32, i32* %a
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ret i32 %c
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}
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attributes #0 = {"probe-stack"="inline-asm"}
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