llvm-for-llvmta/test/CodeGen/PowerPC/ia-mem-r0.ll

95 lines
3.9 KiB
LLVM

; RUN: llc -verify-machineinstrs -mcpu=pwr7 < %s | FileCheck %s
target datalayout = "e-m:e-i64:64-n32:64"
target triple = "powerpc64le-unknown-linux-gnu"
; Make sure that we don't generate a std r, 0(0) -- the memory address cannot
; be stored in r0.
; CHECK-LABEL: @test1
; CHECK-NOT: std {{[0-9]+}}, 0(0)
; CHECK: blr
define void @test1({ i8*, void (i8*, i8*)* } %fn_arg) {
%fn = alloca { i8*, void (i8*, i8*)* }
%sp = alloca i8*, align 8
%regs = alloca [18 x i64], align 8
store { i8*, void (i8*, i8*)* } %fn_arg, { i8*, void (i8*, i8*)* }* %fn
%1 = bitcast [18 x i64]* %regs to i64*
call void asm sideeffect "std 14, $0", "=*m"(i64* %1)
%2 = bitcast [18 x i64]* %regs to i8*
%3 = getelementptr i8, i8* %2, i32 8
%4 = bitcast i8* %3 to i64*
call void asm sideeffect "std 15, $0", "=*m"(i64* %4)
%5 = bitcast [18 x i64]* %regs to i8*
%6 = getelementptr i8, i8* %5, i32 16
%7 = bitcast i8* %6 to i64*
call void asm sideeffect "std 16, $0", "=*m"(i64* %7)
%8 = bitcast [18 x i64]* %regs to i8*
%9 = getelementptr i8, i8* %8, i32 24
%10 = bitcast i8* %9 to i64*
call void asm sideeffect "std 17, $0", "=*m"(i64* %10)
%11 = bitcast [18 x i64]* %regs to i8*
%12 = getelementptr i8, i8* %11, i32 32
%13 = bitcast i8* %12 to i64*
call void asm sideeffect "std 18, $0", "=*m"(i64* %13)
%14 = bitcast [18 x i64]* %regs to i8*
%15 = getelementptr i8, i8* %14, i32 40
%16 = bitcast i8* %15 to i64*
call void asm sideeffect "std 19, $0", "=*m"(i64* %16)
%17 = bitcast [18 x i64]* %regs to i8*
%18 = getelementptr i8, i8* %17, i32 48
%19 = bitcast i8* %18 to i64*
call void asm sideeffect "std 20, $0", "=*m"(i64* %19)
%20 = bitcast [18 x i64]* %regs to i8*
%21 = getelementptr i8, i8* %20, i32 56
%22 = bitcast i8* %21 to i64*
call void asm sideeffect "std 21, $0", "=*m"(i64* %22)
%23 = bitcast [18 x i64]* %regs to i8*
%24 = getelementptr i8, i8* %23, i32 64
%25 = bitcast i8* %24 to i64*
call void asm sideeffect "std 22, $0", "=*m"(i64* %25)
%26 = bitcast [18 x i64]* %regs to i8*
%27 = getelementptr i8, i8* %26, i32 72
%28 = bitcast i8* %27 to i64*
call void asm sideeffect "std 23, $0", "=*m"(i64* %28)
%29 = bitcast [18 x i64]* %regs to i8*
%30 = getelementptr i8, i8* %29, i32 80
%31 = bitcast i8* %30 to i64*
call void asm sideeffect "std 24, $0", "=*m"(i64* %31)
%32 = bitcast [18 x i64]* %regs to i8*
%33 = getelementptr i8, i8* %32, i32 88
%34 = bitcast i8* %33 to i64*
call void asm sideeffect "std 25, $0", "=*m"(i64* %34)
%35 = bitcast [18 x i64]* %regs to i8*
%36 = getelementptr i8, i8* %35, i32 96
%37 = bitcast i8* %36 to i64*
call void asm sideeffect "std 26, $0", "=*m"(i64* %37)
%38 = bitcast [18 x i64]* %regs to i8*
%39 = getelementptr i8, i8* %38, i32 104
%40 = bitcast i8* %39 to i64*
call void asm sideeffect "std 27, $0", "=*m"(i64* %40)
%41 = bitcast [18 x i64]* %regs to i8*
%42 = getelementptr i8, i8* %41, i32 112
%43 = bitcast i8* %42 to i64*
call void asm sideeffect "std 28, $0", "=*m"(i64* %43)
%44 = bitcast [18 x i64]* %regs to i8*
%45 = getelementptr i8, i8* %44, i32 120
%46 = bitcast i8* %45 to i64*
call void asm sideeffect "std 29, $0", "=*m"(i64* %46)
%47 = bitcast [18 x i64]* %regs to i8*
%48 = getelementptr i8, i8* %47, i32 128
%49 = bitcast i8* %48 to i64*
call void asm sideeffect "std 30, $0", "=*m"(i64* %49)
%50 = bitcast [18 x i64]* %regs to i8*
%51 = getelementptr i8, i8* %50, i32 136
%52 = bitcast i8* %51 to i64*
call void asm sideeffect "std 31, $0", "=*m"(i64* %52)
%53 = getelementptr { i8*, void (i8*, i8*)* }, { i8*, void (i8*, i8*)* }* %fn, i32 0, i32 1
%.funcptr = load void (i8*, i8*)*, void (i8*, i8*)** %53
%54 = getelementptr { i8*, void (i8*, i8*)* }, { i8*, void (i8*, i8*)* }* %fn, i32 0, i32 0
%.ptr = load i8*, i8** %54
%55 = load i8*, i8** %sp
call void %.funcptr(i8* %.ptr, i8* %55)
ret void
}