mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-12-07 11:38:04 +00:00
5d88cb6cf6
ARM seems to prefer that long literals be formed from their little end in order to promote the fusion of the instrs pairs MOV/MOVK and MOVK/MOVK on Cortex A57 and others (v. "Cortex A57 Software Optimisation Guide", section 4.14). Differential revision: https://reviews.llvm.org/D28697 llvm-svn: 292422
15 lines
641 B
LLVM
15 lines
641 B
LLVM
; RUN: llc -mtriple=aarch64-linux-gnu -o - %s -code-model=large -show-mc-encoding | FileCheck %s
|
|
|
|
; Make sure the shift amount is encoded into the instructions by LLVM because
|
|
; it's not the linker's job to put it there.
|
|
|
|
define double @foo() {
|
|
|
|
; CHECK: movz [[CPADDR:x[0-9]+]], #:abs_g0_nc:.LCPI0_0 // encoding: [0bAAA01000,A,0b100AAAAA,0xd2]
|
|
; CHECK: movk [[CPADDR]], #:abs_g1_nc:.LCPI0_0 // encoding: [0bAAA01000,A,0b101AAAAA,0xf2]
|
|
; CHECK: movk [[CPADDR]], #:abs_g2_nc:.LCPI0_0 // encoding: [0bAAA01000,A,0b110AAAAA,0xf2]
|
|
; CHECK: movk [[CPADDR]], #:abs_g3:.LCPI0_0 // encoding: [0bAAA01000,A,0b111AAAAA,0xf2]
|
|
|
|
ret double 3.14159
|
|
}
|