llvm-project/llvm/test/CodeGen/Mips/Fast-ISel/retabi.ll

109 lines
3.6 KiB
LLVM

; RUN: llc -march=mipsel -relocation-model=pic -O0 -fast-isel-abort=3 -mcpu=mips32r2 \
; RUN: < %s | FileCheck %s
@i = global i32 75, align 4
@s = global i16 -345, align 2
@c = global i8 118, align 1
@f = global float 0x40BE623360000000, align 4
@d = global double 1.298330e+03, align 8
; Function Attrs: nounwind
define i32 @reti() {
entry:
; CHECK-LABEL: reti:
%0 = load i32, i32* @i, align 4
ret i32 %0
; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
; CHECK: lw $[[REG_I_ADDR:[0-9]+]], %got(i)($[[REG_GP]])
; CHECK: lw $2, 0($[[REG_I_ADDR]])
; CHECK: jr $ra
}
; Function Attrs: nounwind
define i16 @retus() {
entry:
; CHECK-LABEL: retus:
%0 = load i16, i16* @s, align 2
ret i16 %0
; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
; CHECK: lw $[[REG_S_ADDR:[0-9]+]], %got(s)($[[REG_GP]])
; CHECK: lhu $2, 0($[[REG_S_ADDR]])
; CHECK: jr $ra
}
; Function Attrs: nounwind
define signext i16 @rets() {
entry:
; CHECK-LABEL: rets:
%0 = load i16, i16* @s, align 2
ret i16 %0
; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
; CHECK: lw $[[REG_S_ADDR:[0-9]+]], %got(s)($[[REG_GP]])
; CHECK: lhu $[[REG_S:[0-9]+]], 0($[[REG_S_ADDR]])
; CHECK: seh $2, $[[REG_S]]
; CHECK: jr $ra
}
; Function Attrs: nounwind
define i8 @retuc() {
entry:
; CHECK-LABEL: retuc:
%0 = load i8, i8* @c, align 1
ret i8 %0
; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
; CHECK: lw $[[REG_C_ADDR:[0-9]+]], %got(c)($[[REG_GP]])
; CHECK: lbu $2, 0($[[REG_C_ADDR]])
; CHECK: jr $ra
}
; Function Attrs: nounwind
define signext i8 @retc() {
entry:
; CHECK-LABEL: retc:
%0 = load i8, i8* @c, align 1
ret i8 %0
; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
; CHECK: lw $[[REG_C_ADDR:[0-9]+]], %got(c)($[[REG_GP]])
; CHECK: lbu $[[REG_C:[0-9]+]], 0($[[REG_C_ADDR]])
; CHECK: seb $2, $[[REG_C]]
; CHECK: jr $ra
}
; Function Attrs: nounwind
define float @retf() {
entry:
; CHECK-LABEL: retf:
%0 = load float, float* @f, align 4
ret float %0
; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
; CHECK: lw $[[REG_F_ADDR:[0-9]+]], %got(f)($[[REG_GP]])
; CHECK: lwc1 $f0, 0($[[REG_F_ADDR]])
; CHECK: jr $ra
}
; Function Attrs: nounwind
define double @retd() {
entry:
; CHECK-LABEL: retd:
%0 = load double, double* @d, align 8
ret double %0
; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
; CHECK: lw $[[REG_D_ADDR:[0-9]+]], %got(d)($[[REG_GP]])
; CHECK: ldc1 $f0, 0($[[REG_D_ADDR]])
; CHECK: jr $ra
}