| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --no_x86_scrub_sp |
| ; RUN: llc < %s | FileCheck %s -check-prefixes=CHECK-USER |
| ; RUN: llc -O0 < %s | FileCheck %s -check-prefixes=CHECK0-USER |
| ; RUN: llc -code-model=kernel < %s | FileCheck %s -check-prefixes=CHECK-KERNEL |
| ; RUN: llc -O0 -code-model=kernel < %s | FileCheck %s -check-prefixes=CHECK0-KERNEL |
| |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| %struct.__uintr_frame = type { i64, i64, i64 } |
| |
| ; #include <x86gprintrin.h> |
| ; |
| ; void |
| ; __attribute__ ((interrupt)) |
| ; test_uintr_isr_cc_empty(struct __uintr_frame *frame, unsigned long long uirrv) |
| ; { |
| ; } |
| |
| define dso_local x86_intrcc void @test_uintr_isr_cc_empty(%struct.__uintr_frame* nocapture byval(%struct.__uintr_frame) %frame, i64 %uirrv) #0 { |
| ; CHECK-USER-LABEL: test_uintr_isr_cc_empty: |
| ; CHECK-USER: # %bb.0: # %entry |
| ; CHECK-USER-NEXT: pushq %rax |
| ; CHECK-USER-NEXT: cld |
| ; CHECK-USER-NEXT: addq $16, %rsp |
| ; CHECK-USER-NEXT: uiret |
| ; |
| ; CHECK0-USER-LABEL: test_uintr_isr_cc_empty: |
| ; CHECK0-USER: # %bb.0: # %entry |
| ; CHECK0-USER-NEXT: pushq %rax |
| ; CHECK0-USER-NEXT: cld |
| ; CHECK0-USER-NEXT: addq $16, %rsp |
| ; CHECK0-USER-NEXT: uiret |
| ; |
| ; CHECK-KERNEL-LABEL: test_uintr_isr_cc_empty: |
| ; CHECK-KERNEL: # %bb.0: # %entry |
| ; CHECK-KERNEL-NEXT: pushq %rax |
| ; CHECK-KERNEL-NEXT: cld |
| ; CHECK-KERNEL-NEXT: addq $16, %rsp |
| ; CHECK-KERNEL-NEXT: iretq |
| ; |
| ; CHECK0-KERNEL-LABEL: test_uintr_isr_cc_empty: |
| ; CHECK0-KERNEL: # %bb.0: # %entry |
| ; CHECK0-KERNEL-NEXT: pushq %rax |
| ; CHECK0-KERNEL-NEXT: cld |
| ; CHECK0-KERNEL-NEXT: addq $16, %rsp |
| ; CHECK0-KERNEL-NEXT: iretq |
| entry: |
| ret void |
| } |
| |
| ; unsigned long long g_rip; |
| ; unsigned long long g_rflags; |
| ; unsigned long long g_rsp; |
| ; unsigned long long g_uirrv; |
| ; |
| ; void |
| ; __attribute__((interrupt)) |
| ; test_uintr_isr_cc_args(struct __uintr_frame *frame, unsigned long long uirrv) |
| ; { |
| ; g_rip = frame->rip; |
| ; g_rflags = frame->rflags; |
| ; g_rsp = frame->rsp; |
| ; g_uirrv = uirrv; |
| ; } |
| @g_rip = dso_local local_unnamed_addr global i64 0, align 8 |
| @g_rflags = dso_local local_unnamed_addr global i64 0, align 8 |
| @g_rsp = dso_local local_unnamed_addr global i64 0, align 8 |
| @g_uirrv = dso_local local_unnamed_addr global i64 0, align 8 |
| |
| define dso_local x86_intrcc void @test_uintr_isr_cc_args(%struct.__uintr_frame* nocapture readonly byval(%struct.__uintr_frame) %frame, i64 %uirrv) #0 { |
| ; CHECK-USER-LABEL: test_uintr_isr_cc_args: |
| ; CHECK-USER: # %bb.0: # %entry |
| ; CHECK-USER-NEXT: pushq %rax |
| ; CHECK-USER-NEXT: pushq %rax |
| ; CHECK-USER-NEXT: pushq %rdx |
| ; CHECK-USER-NEXT: pushq %rcx |
| ; CHECK-USER-NEXT: cld |
| ; CHECK-USER-NEXT: movq 32(%rsp), %rax |
| ; CHECK-USER-NEXT: movq 40(%rsp), %rcx |
| ; CHECK-USER-NEXT: movq 48(%rsp), %rdx |
| ; CHECK-USER-NEXT: movq %rcx, g_rip(%rip) |
| ; CHECK-USER-NEXT: movq %rdx, g_rflags(%rip) |
| ; CHECK-USER-NEXT: movq 56(%rsp), %rcx |
| ; CHECK-USER-NEXT: movq %rcx, g_rsp(%rip) |
| ; CHECK-USER-NEXT: movq %rax, g_uirrv(%rip) |
| ; CHECK-USER-NEXT: popq %rcx |
| ; CHECK-USER-NEXT: popq %rdx |
| ; CHECK-USER-NEXT: popq %rax |
| ; CHECK-USER-NEXT: addq $16, %rsp |
| ; CHECK-USER-NEXT: uiret |
| ; |
| ; CHECK0-USER-LABEL: test_uintr_isr_cc_args: |
| ; CHECK0-USER: # %bb.0: # %entry |
| ; CHECK0-USER-NEXT: pushq %rax |
| ; CHECK0-USER-NEXT: pushq %rax |
| ; CHECK0-USER-NEXT: pushq %rdx |
| ; CHECK0-USER-NEXT: pushq %rcx |
| ; CHECK0-USER-NEXT: cld |
| ; CHECK0-USER-NEXT: movq 32(%rsp), %rax |
| ; CHECK0-USER-NEXT: leaq 40(%rsp), %rcx |
| ; CHECK0-USER-NEXT: movq (%rcx), %rdx |
| ; CHECK0-USER-NEXT: movq %rdx, g_rip(%rip) |
| ; CHECK0-USER-NEXT: movq 8(%rcx), %rdx |
| ; CHECK0-USER-NEXT: movq %rdx, g_rflags(%rip) |
| ; CHECK0-USER-NEXT: movq 16(%rcx), %rcx |
| ; CHECK0-USER-NEXT: movq %rcx, g_rsp(%rip) |
| ; CHECK0-USER-NEXT: movq %rax, g_uirrv(%rip) |
| ; CHECK0-USER-NEXT: popq %rcx |
| ; CHECK0-USER-NEXT: popq %rdx |
| ; CHECK0-USER-NEXT: popq %rax |
| ; CHECK0-USER-NEXT: addq $16, %rsp |
| ; CHECK0-USER-NEXT: uiret |
| ; |
| ; CHECK-KERNEL-LABEL: test_uintr_isr_cc_args: |
| ; CHECK-KERNEL: # %bb.0: # %entry |
| ; CHECK-KERNEL-NEXT: pushq %rax |
| ; CHECK-KERNEL-NEXT: pushq %rax |
| ; CHECK-KERNEL-NEXT: pushq %rdx |
| ; CHECK-KERNEL-NEXT: pushq %rcx |
| ; CHECK-KERNEL-NEXT: cld |
| ; CHECK-KERNEL-NEXT: movq 32(%rsp), %rax |
| ; CHECK-KERNEL-NEXT: movq 40(%rsp), %rcx |
| ; CHECK-KERNEL-NEXT: movq 48(%rsp), %rdx |
| ; CHECK-KERNEL-NEXT: movq %rcx, g_rip(%rip) |
| ; CHECK-KERNEL-NEXT: movq %rdx, g_rflags(%rip) |
| ; CHECK-KERNEL-NEXT: movq 56(%rsp), %rcx |
| ; CHECK-KERNEL-NEXT: movq %rcx, g_rsp(%rip) |
| ; CHECK-KERNEL-NEXT: movq %rax, g_uirrv(%rip) |
| ; CHECK-KERNEL-NEXT: popq %rcx |
| ; CHECK-KERNEL-NEXT: popq %rdx |
| ; CHECK-KERNEL-NEXT: popq %rax |
| ; CHECK-KERNEL-NEXT: addq $16, %rsp |
| ; CHECK-KERNEL-NEXT: iretq |
| ; |
| ; CHECK0-KERNEL-LABEL: test_uintr_isr_cc_args: |
| ; CHECK0-KERNEL: # %bb.0: # %entry |
| ; CHECK0-KERNEL-NEXT: pushq %rax |
| ; CHECK0-KERNEL-NEXT: pushq %rax |
| ; CHECK0-KERNEL-NEXT: pushq %rdx |
| ; CHECK0-KERNEL-NEXT: pushq %rcx |
| ; CHECK0-KERNEL-NEXT: cld |
| ; CHECK0-KERNEL-NEXT: movq 32(%rsp), %rax |
| ; CHECK0-KERNEL-NEXT: leaq 40(%rsp), %rcx |
| ; CHECK0-KERNEL-NEXT: movq (%rcx), %rdx |
| ; CHECK0-KERNEL-NEXT: movq %rdx, g_rip(%rip) |
| ; CHECK0-KERNEL-NEXT: movq 8(%rcx), %rdx |
| ; CHECK0-KERNEL-NEXT: movq %rdx, g_rflags(%rip) |
| ; CHECK0-KERNEL-NEXT: movq 16(%rcx), %rcx |
| ; CHECK0-KERNEL-NEXT: movq %rcx, g_rsp(%rip) |
| ; CHECK0-KERNEL-NEXT: movq %rax, g_uirrv(%rip) |
| ; CHECK0-KERNEL-NEXT: popq %rcx |
| ; CHECK0-KERNEL-NEXT: popq %rdx |
| ; CHECK0-KERNEL-NEXT: popq %rax |
| ; CHECK0-KERNEL-NEXT: addq $16, %rsp |
| ; CHECK0-KERNEL-NEXT: iretq |
| entry: |
| %rip = getelementptr inbounds %struct.__uintr_frame, %struct.__uintr_frame* %frame, i64 0, i32 0 |
| %0 = load i64, i64* %rip, align 8 |
| store i64 %0, i64* @g_rip, align 8 |
| %rflags = getelementptr inbounds %struct.__uintr_frame, %struct.__uintr_frame* %frame, i64 0, i32 1 |
| %1 = load i64, i64* %rflags, align 8 |
| store i64 %1, i64* @g_rflags, align 8 |
| %rsp = getelementptr inbounds %struct.__uintr_frame, %struct.__uintr_frame* %frame, i64 0, i32 2 |
| %2 = load i64, i64* %rsp, align 8 |
| store i64 %2, i64* @g_rsp, align 8 |
| store i64 %uirrv, i64* @g_uirrv, align 8 |
| ret void |
| } |
| |
| attributes #0 = { nofree norecurse nounwind willreturn "disable-tail-calls"="true" "frame-pointer"="none" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+uintr" "tune-cpu"="generic" } |
