mirror of
https://github.com/c64scene-ar/llvm-6502.git
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36068aae42
Summary: Implement the bulk of returning values in Mips fast-isel Test Plan: reatabi.ll Passes test-suite at -O0,-O2 and with mips32r2 and mips32r1. Reviewers: dsanders Reviewed By: dsanders Subscribers: llvm-commits, aemerson, rfuhler Differential Revision: http://reviews.llvm.org/D5920 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228958 91177308-0d34-0410-b5e6-96231b3b80d8
81 lines
2.7 KiB
LLVM
81 lines
2.7 KiB
LLVM
; RUN: llc -march=mipsel -relocation-model=pic -O0 -mips-fast-isel -fast-isel-abort -mcpu=mips32r2 \
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; RUN: < %s | FileCheck %s
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@i = global i32 75, align 4
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@s = global i16 -345, align 2
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@c = global i8 118, align 1
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@f = global float 0x40BE623360000000, align 4
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@d = global double 1.298330e+03, align 8
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; Function Attrs: nounwind
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define i32 @reti() {
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entry:
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; CHECK-LABEL: reti:
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%0 = load i32* @i, align 4
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ret i32 %0
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; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
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; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
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; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
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; CHECK: lw $[[REG_I_ADDR:[0-9]+]], %got(i)($[[REG_GP]])
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; CHECK: lw $2, 0($[[REG_I_ADDR]])
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; CHECK: jr $ra
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}
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; Function Attrs: nounwind
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define signext i16 @rets() {
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entry:
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; CHECK-LABEL: rets:
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%0 = load i16* @s, align 2
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ret i16 %0
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; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
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; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
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; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
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; CHECK: lw $[[REG_S_ADDR:[0-9]+]], %got(s)($[[REG_GP]])
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; CHECK: lhu $[[REG_S:[0-9]+]], 0($[[REG_S_ADDR]])
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; CHECK: seh $2, $[[REG_S]]
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; CHECK: jr $ra
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}
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; Function Attrs: nounwind
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define signext i8 @retc() {
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entry:
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; CHECK-LABEL: retc:
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%0 = load i8* @c, align 1
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ret i8 %0
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; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
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; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
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; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
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; CHECK: lw $[[REG_C_ADDR:[0-9]+]], %got(c)($[[REG_GP]])
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; CHECK: lbu $[[REG_C:[0-9]+]], 0($[[REG_C_ADDR]])
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; CHECK: seb $2, $[[REG_C]]
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; CHECK: jr $ra
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}
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; Function Attrs: nounwind
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define float @retf() {
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entry:
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; CHECK-LABEL: retf:
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%0 = load float* @f, align 4
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ret float %0
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; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
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; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
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; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
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; CHECK: lw $[[REG_F_ADDR:[0-9]+]], %got(f)($[[REG_GP]])
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; CHECK: lwc1 $f0, 0($[[REG_F_ADDR]])
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; CHECK: jr $ra
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}
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; Function Attrs: nounwind
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define double @retd() {
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entry:
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; CHECK-LABEL: retd:
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%0 = load double* @d, align 8
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ret double %0
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; CHECK: lui $[[REG_GPa:[0-9]+]], %hi(_gp_disp)
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; CHECK: addiu $[[REG_GPb:[0-9]+]], $[[REG_GPa]], %lo(_gp_disp)
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; CHECK: addu $[[REG_GP:[0-9]+]], $[[REG_GPb]], $25
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; CHECK: lw $[[REG_D_ADDR:[0-9]+]], %got(d)($[[REG_GP]])
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; CHECK: ldc1 $f0, 0($[[REG_D_ADDR]])
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; CHECK: jr $ra
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}
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