| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc -O0 -mtriple=mipsel-linux-gnu -global-isel -relocation-model=pic -verify-machineinstrs %s -o -| FileCheck %s -check-prefixes=MIPS32_PIC |
| |
| declare i32 @f(i32 %a, i32 %b); |
| |
| define internal i32 @f_with_local_linkage(i32 %x, i32 %y) { |
| ; MIPS32_PIC-LABEL: f_with_local_linkage: |
| ; MIPS32_PIC: # %bb.0: # %entry |
| ; MIPS32_PIC-NEXT: addu $2, $5, $4 |
| ; MIPS32_PIC-NEXT: jr $ra |
| ; MIPS32_PIC-NEXT: nop |
| entry: |
| %add = add i32 %y, %x |
| ret i32 %add |
| } |
| |
| define i32 @call_global(i32 %a, i32 %b) { |
| ; MIPS32_PIC-LABEL: call_global: |
| ; MIPS32_PIC: # %bb.0: # %entry |
| ; MIPS32_PIC-NEXT: lui $2, %hi(_gp_disp) |
| ; MIPS32_PIC-NEXT: addiu $2, $2, %lo(_gp_disp) |
| ; MIPS32_PIC-NEXT: addiu $sp, $sp, -24 |
| ; MIPS32_PIC-NEXT: .cfi_def_cfa_offset 24 |
| ; MIPS32_PIC-NEXT: sw $ra, 20($sp) # 4-byte Folded Spill |
| ; MIPS32_PIC-NEXT: .cfi_offset 31, -4 |
| ; MIPS32_PIC-NEXT: addu $1, $2, $25 |
| ; MIPS32_PIC-NEXT: lw $25, %call16(f)($1) |
| ; MIPS32_PIC-NEXT: move $gp, $1 |
| ; MIPS32_PIC-NEXT: jalr $25 |
| ; MIPS32_PIC-NEXT: nop |
| ; MIPS32_PIC-NEXT: lw $ra, 20($sp) # 4-byte Folded Reload |
| ; MIPS32_PIC-NEXT: addiu $sp, $sp, 24 |
| ; MIPS32_PIC-NEXT: jr $ra |
| ; MIPS32_PIC-NEXT: nop |
| entry: |
| %call = call i32 @f(i32 %a, i32 %b) |
| ret i32 %call |
| } |
| |
| define i32 @call_global_with_local_linkage(i32 %a, i32 %b) { |
| ; MIPS32_PIC-LABEL: call_global_with_local_linkage: |
| ; MIPS32_PIC: # %bb.0: # %entry |
| ; MIPS32_PIC-NEXT: lui $2, %hi(_gp_disp) |
| ; MIPS32_PIC-NEXT: addiu $2, $2, %lo(_gp_disp) |
| ; MIPS32_PIC-NEXT: addiu $sp, $sp, -24 |
| ; MIPS32_PIC-NEXT: .cfi_def_cfa_offset 24 |
| ; MIPS32_PIC-NEXT: sw $ra, 20($sp) # 4-byte Folded Spill |
| ; MIPS32_PIC-NEXT: .cfi_offset 31, -4 |
| ; MIPS32_PIC-NEXT: addu $1, $2, $25 |
| ; MIPS32_PIC-NEXT: lw $2, %got(f_with_local_linkage)($1) |
| ; MIPS32_PIC-NEXT: addiu $25, $2, %lo(f_with_local_linkage) |
| ; MIPS32_PIC-NEXT: move $gp, $1 |
| ; MIPS32_PIC-NEXT: jalr $25 |
| ; MIPS32_PIC-NEXT: nop |
| ; MIPS32_PIC-NEXT: lw $ra, 20($sp) # 4-byte Folded Reload |
| ; MIPS32_PIC-NEXT: addiu $sp, $sp, 24 |
| ; MIPS32_PIC-NEXT: jr $ra |
| ; MIPS32_PIC-NEXT: nop |
| entry: |
| %call = call i32 @f_with_local_linkage(i32 %a, i32 %b) |
| ret i32 %call |
| } |
| |
| |
| @val = global i32 0 |
| @val_with_local_linkage = internal global i32 1 |
| |
| define i32 @ret_global_int() { |
| ; MIPS32_PIC-LABEL: ret_global_int: |
| ; MIPS32_PIC: # %bb.0: # %entry |
| ; MIPS32_PIC-NEXT: lui $2, %hi(_gp_disp) |
| ; MIPS32_PIC-NEXT: addiu $2, $2, %lo(_gp_disp) |
| ; MIPS32_PIC-NEXT: addu $1, $2, $25 |
| ; MIPS32_PIC-NEXT: lw $1, %got(val)($1) |
| ; MIPS32_PIC-NEXT: lw $2, 0($1) |
| ; MIPS32_PIC-NEXT: jr $ra |
| ; MIPS32_PIC-NEXT: nop |
| entry: |
| %0 = load i32, i32* @val |
| ret i32 %0 |
| } |
| |
| define i32 @ret_global_int_with_local_linkage() { |
| ; MIPS32_PIC-LABEL: ret_global_int_with_local_linkage: |
| ; MIPS32_PIC: # %bb.0: # %entry |
| ; MIPS32_PIC-NEXT: lui $2, %hi(_gp_disp) |
| ; MIPS32_PIC-NEXT: addiu $2, $2, %lo(_gp_disp) |
| ; MIPS32_PIC-NEXT: addu $1, $2, $25 |
| ; MIPS32_PIC-NEXT: lw $1, %got(val_with_local_linkage)($1) |
| ; MIPS32_PIC-NEXT: addiu $1, $1, %lo(val_with_local_linkage) |
| ; MIPS32_PIC-NEXT: lw $2, 0($1) |
| ; MIPS32_PIC-NEXT: jr $ra |
| ; MIPS32_PIC-NEXT: nop |
| entry: |
| %0 = load i32, i32* @val_with_local_linkage |
| ret i32 %0 |
| } |