102 lines
4.3 KiB
LLVM
102 lines
4.3 KiB
LLVM
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; RUN: llc -O2 -verify-machineinstrs -march=mips64 -mcpu=mips64r2 \
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; RUN: -target-abi=n64 < %s -o - | FileCheck %s -check-prefix=MIPS64R2
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; RUN: llc -O2 -verify-machineinstrs -march=mips -mcpu=mips32r2 < %s -o - \
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; RUN: | FileCheck %s -check-prefix=MIPS32R2
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; RUN: llc -O2 -verify-machineinstrs -march=mips -mattr=mips16 < %s -o - \
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; RUN: | FileCheck %s -check-prefix=MIPS16
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; RUN: llc -O2 -verify-machineinstrs -march=mips64 -mcpu=mips64r2 \
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; RUN: -target-abi=n32 < %s -o - | FileCheck %s -check-prefix=MIPS64R2N32
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; #include <stdint.h>
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; #include <stdio.h>
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; struct cvmx_buf_ptr {
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; struct {
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; unsigned long long addr :37;
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; unsigned long long addr1 :15;
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; unsigned int length:14;
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; uint64_t total_bytes:16;
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; uint64_t segs : 6;
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; } s;
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; }
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;
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; unsigned long long foo(volatile struct cvmx_buf_ptr bufptr) {
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; bufptr.s.addr = 123;
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; bufptr.s.segs = 4;
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; bufptr.s.length = 5;
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; bufptr.s.total_bytes = bufptr.s.length;
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; return bufptr.s.addr;
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; }
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; Testing of selection INS/DINS instruction
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define i64 @f123(i64 inreg %bufptr.coerce0, i64 inreg %bufptr.coerce1) local_unnamed_addr #0 {
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entry:
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%bufptr.sroa.0 = alloca i64, align 8
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%bufptr.sroa.4 = alloca i64, align 8
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store i64 %bufptr.coerce0, i64* %bufptr.sroa.0, align 8
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store i64 %bufptr.coerce1, i64* %bufptr.sroa.4, align 8
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%bufptr.sroa.0.0.bufptr.sroa.0.0.bufptr.sroa.0.0.bf.load = load volatile i64, i64* %bufptr.sroa.0, align 8
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%bf.clear = and i64 %bufptr.sroa.0.0.bufptr.sroa.0.0.bufptr.sroa.0.0.bf.load, 134217727
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%bf.set = or i64 %bf.clear, 16508780544
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store volatile i64 %bf.set, i64* %bufptr.sroa.0, align 8
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%bufptr.sroa.4.0.bufptr.sroa.4.0.bufptr.sroa.4.8.bf.load2 = load volatile i64, i64* %bufptr.sroa.4, align 8
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%bf.clear3 = and i64 %bufptr.sroa.4.0.bufptr.sroa.4.0.bufptr.sroa.4.8.bf.load2, -16911433729
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%bf.set4 = or i64 %bf.clear3, 1073741824
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store volatile i64 %bf.set4, i64* %bufptr.sroa.4, align 8
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%bufptr.sroa.4.0.bufptr.sroa.4.0.bufptr.sroa.4.8.bf.load6 = load volatile i64, i64* %bufptr.sroa.4, align 8
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%bf.clear7 = and i64 %bufptr.sroa.4.0.bufptr.sroa.4.0.bufptr.sroa.4.8.bf.load6, 1125899906842623
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%bf.set8 = or i64 %bf.clear7, 5629499534213120
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store volatile i64 %bf.set8, i64* %bufptr.sroa.4, align 8
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%bufptr.sroa.4.0.bufptr.sroa.4.0.bufptr.sroa.4.8.bf.load11 = load volatile i64, i64* %bufptr.sroa.4, align 8
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%bf.lshr = lshr i64 %bufptr.sroa.4.0.bufptr.sroa.4.0.bufptr.sroa.4.8.bf.load11, 50
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%bufptr.sroa.4.0.bufptr.sroa.4.0.bufptr.sroa.4.8.bf.load13 = load volatile i64, i64* %bufptr.sroa.4, align 8
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%bf.shl = shl nuw nsw i64 %bf.lshr, 34
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%bf.clear14 = and i64 %bufptr.sroa.4.0.bufptr.sroa.4.0.bufptr.sroa.4.8.bf.load13, -1125882726973441
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%bf.set15 = or i64 %bf.clear14, %bf.shl
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store volatile i64 %bf.set15, i64* %bufptr.sroa.4, align 8
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%bufptr.sroa.0.0.bufptr.sroa.0.0.bufptr.sroa.0.0.bf.load17 = load volatile i64, i64* %bufptr.sroa.0, align 8
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%bf.lshr18 = lshr i64 %bufptr.sroa.0.0.bufptr.sroa.0.0.bufptr.sroa.0.0.bf.load17, 27
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ret i64 %bf.lshr18
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}
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; CHECK-LABEL: f123:
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; MIPS64R2: daddiu $[[R0:[0-9]+]], $zero, 123
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; MIPS64R2: dinsm $[[R0:[0-9]+]], $[[R1:[0-9]+]], 27, 37
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; MIPS64R2: daddiu $[[R0:[0-9]+]], $zero, 4
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; MIPS64R2: dinsm $[[R0:[0-9]+]], $[[R1:[0-9]+]], 28, 6
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; MIPS64R2: daddiu $[[R0:[0-9]+]], $zero, 5
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; MIPS64R2: dinsu $[[R0:[0-9]+]], $[[R1:[0-9]+]], 50, 14
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; MIPS64R2: dsrl $[[R0:[0-9]+]], $[[R1:[0-9]+]], 50
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; MIPS64R2: dinsu $[[R0:[0-9]+]], $[[R1:[0-9]+]], 34, 16
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; MIPS32R2: ins $[[R0:[0-9]+]], $[[R1:[0-9]+]], 2, 16
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; MIPS32R2-NOT: ins $[[R0:[0-9]+]], $[[R1:[0-9]+]], 18, 46
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; MIPS16-NOT: ins{{[[:space:]].*}}
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; int foo(volatile int x) {
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; int y = x;
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; y = y & -4;
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; x = y | 8;
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; return y;
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; }
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define i32 @foo(i32 signext %x) {
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entry:
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%x.addr = alloca i32, align 4
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store volatile i32 %x, i32* %x.addr, align 4
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%x.addr.0.x.addr.0. = load volatile i32, i32* %x.addr, align 4
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%and = and i32 %x.addr.0.x.addr.0., -4
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%or = or i32 %and, 8
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store volatile i32 %or, i32* %x.addr, align 4
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ret i32 %and
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}
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; CHECK-LABEL: foo:
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; MIPS64R2: ori $[[R0:[0-9]+]], $[[R0:[0-9]+]], 8
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; MIPS64R2-NOT: ins {{[[:space:]].*}}
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; MIPS32R2: ori $[[R0:[0-9]+]], $[[R0:[0-9]+]], 8
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; MIPS32R2-NOT: ins {{[[:space:]].*}}
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; MIPS64R2N32: ori $[[R0:[0-9]+]], $[[R0:[0-9]+]], 8
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; MIPS64R2N32-NOT: ins {{[[:space:]].*}}
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