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|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv64 -target-abi lp64e -verify-machineinstrs < %s \
; RUN: | FileCheck -check-prefix=RV64I-LP64E-FPELIM %s
; RUN: llc -mtriple=riscv64 -target-abi lp64e -verify-machineinstrs -frame-pointer=all < %s \
; RUN: | FileCheck -check-prefix=RV64I-LP64E-WITHFP %s
; This file contains tests that will have differing output for the lp64e ABIs.
define i64 @callee_float_in_regs(i64 %a, float %b) nounwind {
; RV64I-LP64E-FPELIM-LABEL: callee_float_in_regs:
; RV64I-LP64E-FPELIM: # %bb.0:
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, -16
; RV64I-LP64E-FPELIM-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64I-LP64E-FPELIM-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-FPELIM-NEXT: mv s0, a0
; RV64I-LP64E-FPELIM-NEXT: sext.w a0, a1
; RV64I-LP64E-FPELIM-NEXT: call __fixsfdi
; RV64I-LP64E-FPELIM-NEXT: add a0, s0, a0
; RV64I-LP64E-FPELIM-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64I-LP64E-FPELIM-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, 16
; RV64I-LP64E-FPELIM-NEXT: ret
;
; RV64I-LP64E-WITHFP-LABEL: callee_float_in_regs:
; RV64I-LP64E-WITHFP: # %bb.0:
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, -24
; RV64I-LP64E-WITHFP-NEXT: sd ra, 16(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: sd s0, 8(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: sd s1, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: addi s0, sp, 24
; RV64I-LP64E-WITHFP-NEXT: mv s1, a0
; RV64I-LP64E-WITHFP-NEXT: sext.w a0, a1
; RV64I-LP64E-WITHFP-NEXT: call __fixsfdi
; RV64I-LP64E-WITHFP-NEXT: add a0, s1, a0
; RV64I-LP64E-WITHFP-NEXT: ld ra, 16(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: ld s0, 8(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: ld s1, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, 24
; RV64I-LP64E-WITHFP-NEXT: ret
%b_fptosi = fptosi float %b to i64
%1 = add i64 %a, %b_fptosi
ret i64 %1
}
define i64 @caller_float_in_regs() nounwind {
; RV64I-LP64E-FPELIM-LABEL: caller_float_in_regs:
; RV64I-LP64E-FPELIM: # %bb.0:
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, -8
; RV64I-LP64E-FPELIM-NEXT: sd ra, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-FPELIM-NEXT: li a0, 1
; RV64I-LP64E-FPELIM-NEXT: lui a1, 262144
; RV64I-LP64E-FPELIM-NEXT: call callee_float_in_regs
; RV64I-LP64E-FPELIM-NEXT: ld ra, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, 8
; RV64I-LP64E-FPELIM-NEXT: ret
;
; RV64I-LP64E-WITHFP-LABEL: caller_float_in_regs:
; RV64I-LP64E-WITHFP: # %bb.0:
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, -16
; RV64I-LP64E-WITHFP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: addi s0, sp, 16
; RV64I-LP64E-WITHFP-NEXT: li a0, 1
; RV64I-LP64E-WITHFP-NEXT: lui a1, 262144
; RV64I-LP64E-WITHFP-NEXT: call callee_float_in_regs
; RV64I-LP64E-WITHFP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, 16
; RV64I-LP64E-WITHFP-NEXT: ret
%1 = call i64 @callee_float_in_regs(i64 1, float 2.0)
ret i64 %1
}
define i64 @callee_float_on_stack(i128 %a, i128 %b, i128 %c, i128 %d, float %e) nounwind {
; RV64I-LP64E-FPELIM-LABEL: callee_float_on_stack:
; RV64I-LP64E-FPELIM: # %bb.0:
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, -16
; RV64I-LP64E-FPELIM-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64I-LP64E-FPELIM-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-FPELIM-NEXT: addi s0, sp, 16
; RV64I-LP64E-FPELIM-NEXT: andi sp, sp, -16
; RV64I-LP64E-FPELIM-NEXT: lw a0, 16(s0)
; RV64I-LP64E-FPELIM-NEXT: addi sp, s0, -16
; RV64I-LP64E-FPELIM-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64I-LP64E-FPELIM-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, 16
; RV64I-LP64E-FPELIM-NEXT: ret
;
; RV64I-LP64E-WITHFP-LABEL: callee_float_on_stack:
; RV64I-LP64E-WITHFP: # %bb.0:
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, -16
; RV64I-LP64E-WITHFP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: addi s0, sp, 16
; RV64I-LP64E-WITHFP-NEXT: andi sp, sp, -16
; RV64I-LP64E-WITHFP-NEXT: lw a0, 16(s0)
; RV64I-LP64E-WITHFP-NEXT: addi sp, s0, -16
; RV64I-LP64E-WITHFP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, 16
; RV64I-LP64E-WITHFP-NEXT: ret
%1 = trunc i128 %d to i64
%2 = bitcast float %e to i32
%3 = sext i32 %2 to i64
%4 = add i64 %1, %3
ret i64 %3
}
define i64 @caller_float_on_stack() nounwind {
; RV64I-LP64E-FPELIM-LABEL: caller_float_on_stack:
; RV64I-LP64E-FPELIM: # %bb.0:
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, -48
; RV64I-LP64E-FPELIM-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
; RV64I-LP64E-FPELIM-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
; RV64I-LP64E-FPELIM-NEXT: addi s0, sp, 48
; RV64I-LP64E-FPELIM-NEXT: andi sp, sp, -16
; RV64I-LP64E-FPELIM-NEXT: lui a0, 264704
; RV64I-LP64E-FPELIM-NEXT: sd a0, 16(sp)
; RV64I-LP64E-FPELIM-NEXT: sd zero, 8(sp)
; RV64I-LP64E-FPELIM-NEXT: li a1, 4
; RV64I-LP64E-FPELIM-NEXT: li a0, 1
; RV64I-LP64E-FPELIM-NEXT: li a2, 2
; RV64I-LP64E-FPELIM-NEXT: li a4, 3
; RV64I-LP64E-FPELIM-NEXT: sd a1, 0(sp)
; RV64I-LP64E-FPELIM-NEXT: li a1, 0
; RV64I-LP64E-FPELIM-NEXT: li a3, 0
; RV64I-LP64E-FPELIM-NEXT: li a5, 0
; RV64I-LP64E-FPELIM-NEXT: call callee_float_on_stack
; RV64I-LP64E-FPELIM-NEXT: addi sp, s0, -48
; RV64I-LP64E-FPELIM-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
; RV64I-LP64E-FPELIM-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, 48
; RV64I-LP64E-FPELIM-NEXT: ret
;
; RV64I-LP64E-WITHFP-LABEL: caller_float_on_stack:
; RV64I-LP64E-WITHFP: # %bb.0:
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, -48
; RV64I-LP64E-WITHFP-NEXT: sd ra, 40(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: sd s0, 32(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: addi s0, sp, 48
; RV64I-LP64E-WITHFP-NEXT: andi sp, sp, -16
; RV64I-LP64E-WITHFP-NEXT: lui a0, 264704
; RV64I-LP64E-WITHFP-NEXT: sd a0, 16(sp)
; RV64I-LP64E-WITHFP-NEXT: sd zero, 8(sp)
; RV64I-LP64E-WITHFP-NEXT: li a1, 4
; RV64I-LP64E-WITHFP-NEXT: li a0, 1
; RV64I-LP64E-WITHFP-NEXT: li a2, 2
; RV64I-LP64E-WITHFP-NEXT: li a4, 3
; RV64I-LP64E-WITHFP-NEXT: sd a1, 0(sp)
; RV64I-LP64E-WITHFP-NEXT: li a1, 0
; RV64I-LP64E-WITHFP-NEXT: li a3, 0
; RV64I-LP64E-WITHFP-NEXT: li a5, 0
; RV64I-LP64E-WITHFP-NEXT: call callee_float_on_stack
; RV64I-LP64E-WITHFP-NEXT: addi sp, s0, -48
; RV64I-LP64E-WITHFP-NEXT: ld ra, 40(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: ld s0, 32(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, 48
; RV64I-LP64E-WITHFP-NEXT: ret
%1 = call i64 @callee_float_on_stack(i128 1, i128 2, i128 3, i128 4, float 5.0)
ret i64 %1
}
define float @callee_tiny_scalar_ret() nounwind {
; RV64I-LP64E-FPELIM-LABEL: callee_tiny_scalar_ret:
; RV64I-LP64E-FPELIM: # %bb.0:
; RV64I-LP64E-FPELIM-NEXT: lui a0, 260096
; RV64I-LP64E-FPELIM-NEXT: ret
;
; RV64I-LP64E-WITHFP-LABEL: callee_tiny_scalar_ret:
; RV64I-LP64E-WITHFP: # %bb.0:
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, -16
; RV64I-LP64E-WITHFP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: addi s0, sp, 16
; RV64I-LP64E-WITHFP-NEXT: lui a0, 260096
; RV64I-LP64E-WITHFP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, 16
; RV64I-LP64E-WITHFP-NEXT: ret
ret float 1.0
}
; The sign extension of the float return is necessary, as softened floats are
; passed anyext.
define i64 @caller_tiny_scalar_ret() nounwind {
; RV64I-LP64E-FPELIM-LABEL: caller_tiny_scalar_ret:
; RV64I-LP64E-FPELIM: # %bb.0:
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, -8
; RV64I-LP64E-FPELIM-NEXT: sd ra, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-FPELIM-NEXT: call callee_tiny_scalar_ret
; RV64I-LP64E-FPELIM-NEXT: sext.w a0, a0
; RV64I-LP64E-FPELIM-NEXT: ld ra, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-FPELIM-NEXT: addi sp, sp, 8
; RV64I-LP64E-FPELIM-NEXT: ret
;
; RV64I-LP64E-WITHFP-LABEL: caller_tiny_scalar_ret:
; RV64I-LP64E-WITHFP: # %bb.0:
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, -16
; RV64I-LP64E-WITHFP-NEXT: sd ra, 8(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: sd s0, 0(sp) # 8-byte Folded Spill
; RV64I-LP64E-WITHFP-NEXT: addi s0, sp, 16
; RV64I-LP64E-WITHFP-NEXT: call callee_tiny_scalar_ret
; RV64I-LP64E-WITHFP-NEXT: sext.w a0, a0
; RV64I-LP64E-WITHFP-NEXT: ld ra, 8(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: ld s0, 0(sp) # 8-byte Folded Reload
; RV64I-LP64E-WITHFP-NEXT: addi sp, sp, 16
; RV64I-LP64E-WITHFP-NEXT: ret
%1 = call float @callee_tiny_scalar_ret()
%2 = bitcast float %1 to i32
%3 = sext i32 %2 to i64
ret i64 %3
}
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